Choosing the right flood light to illuminate your home or business can be a daunting task. With so many options on the market, it's hard to know where to begin. This article will guide you through the key factors to consider when selecting flood lights with motion sensors, to help you make the best choice for your needs.
Firstly, think about the area you need to light up. Measure the space and consider the light's brightness in lumens – the higher the lumens, the brighter the light. Also, note the shape of the area. Narrow floods are better for illuminating longer spaces, while wide floods spread light over a broader zone.
Next, determine if you need the light to be activated by motion. Motion sensor lights are convenient as they automatically turn on when detecting movement. However, they can also accidentally activate from passing cars or animals. If the light will be positioned somewhere very active, you may prefer manual operation.
Also, consider the light's physical design. Flood lights are exposed to the elements, so ensure the fixture is made of durable, weatherproof material. Units with adjustable heads allow you to direct the beam where needed. Other useful features include timers, different lighting modes, and smart technology.
By taking the time to weigh up these key factors, you'll be able to find the ideal flood light to shine a light on your property. Do your research, read reviews, and choose the product that best fits your space, needs and budget. With the right flood light in place, you'll enjoy bright, motion-activated illumination for years to come.
9 Best Flood Lights With Motion Sensor
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The product is ideal for providing bright and adjustable outdoor security lighting with motion detection, dusk to dawn operation, and remote control capability.
The product is ideal for providing bright and secure outdoor lighting for entryways, yards, and garages.
The product is ideal for providing bright outdoor lighting and security with its motion sensor and adjustable heads.
The product is ideal for providing bright and efficient outdoor security lighting with motion detection capabilities.
The product is ideal for The LEPOWER 28W LED Security Lights are ideal for providing bright and motion-activated lighting for outdoor areas like garages, yards, and porches.
The product is ideal for providing bright and adjustable outdoor security lighting for garages, yards, patios, and other exterior spaces.
The product is ideal for providing bright, motion-activated lighting for outdoor spaces such as entryways and yards.
The product is ideal for providing high brightness outdoor security lighting with motion detection for entryways and garages.
The product is ideal for The LEPOWER 42W Flood Lights Motion Sensor Outdoor Lights are ideal for providing outdoor security lighting with motion detection.
1. Imaihom 100w Outdoor Security Lights – Ultimate Motion Activated Lighting
I recently purchased these lights and I must say, they have exceeded my expectations. The installation process was quick and easy, taking me less than five minutes to set up. The instructions could have been clearer, but once I figured out the settings, it was smooth sailing.
The brightness of these lights is truly impressive. While I can't confirm if they truly emit 9000 lumens as claimed, they are definitely bright enough to illuminate the entire front of my house. My wife was equally impressed with the brightness.
The motion sensor is highly responsive, ensuring that no one can walk in front of it without triggering the lights. This adds an extra layer of security to my home. Additionally, the photo sensor is a great feature, as it automatically turns the lights off during the day, saving energy.
The light itself emits a nice, white color that provides a full 180° of illumination. It's not yellow or blue, which is a major plus. While the PIR motion sensor may not reach the full 180° as advertised, it comes pretty close.
2. Motion Sensor Floodlight: 9000lm Outdoor Security Light
I recently purchased the Lampvip LED Flood Light for security purposes and I must say, I am impressed with its design. The light is solid and well-built, with a unique feature of the two side heads being connected to the center light rather than the mounting housing. This provides maximum flexibility in directing the light exactly where it's needed. Additionally, the fact that it is specifically made to mount on the wall or under the eave is a great advantage.
Although I haven't had the chance to test its performance yet, I am optimistic based on its specifications. The Lampvip flood light boasts a high number of LEDs, rated at 6500K clear white light with 7300lm lumens. This is a significant improvement compared to other lights I have used in the past, such as the Amcrest and IQ America, which have lower lumen ratings. It is important to note that the Amcrest has a camera and the IQ America was bought for a different purpose, so their lumen ratings are justified.
In terms of installation, the Lampvip flood light was relatively easy to set up. The only minor inconvenience I encountered was having to unscrew the screw on the main light to reach the installation screw. However, the light came with a rubber gasket for outdoor installation and several extra mounting screws, which was a nice addition.
Once installed, I was pleased with the performance of the motion sensor. The sensor worked flawlessly, detecting motion at a distance of over 70 feet when set horizontally, as recommended in the installation guide. The sensitivity of the sensor can be adjusted to personal preference, and I had no issues setting it to maximum sensitivity.
The brightness of the Lampvip flood light is impressive, equivalent to a 100-watt tungsten bulb, if not stronger. It is LED but has heat dissipating grills in the back to prevent overheating. The adjustments for the light settings were straightforward, although the labels on the knobs were a bit small and hard to read for someone with poor eyesight like myself. However, using a magnifying app on my iPhone solved this problem.
One feature that stood out to me was the ability to set the activation sensitivity based on the time of day. This allows users to customize when the motion sensor should be active, particularly useful for those who want the light to only function at night. In my case, I have the light connected to a smart switch, so I can schedule it to be off during the day, eliminating the need for this feature.
Regarding the duration of the light after activation, the installation manual states a maximum of 7 minutes. I was initially concerned about this limitation, as triggering the motion sensor multiple times within that time frame would be necessary for extended lighting. However, I discovered that the light keeps track of the number of motions sensed and adds another seven minutes to the last one. I tested this with a timer and found that the light stayed on for a much longer period, providing ample illumination. For example, if the sensor is activated and set to a 7-minute duration, and then another motion is detected 3 minutes later, the light will stay on for a total of 10 minutes.
3. Onforu Motion Sensor Outdoor Floodlight: Ultra Bright & Waterproof
I recently purchased the Onforu 2 Pack 55W LED Motion Sensor Outdoor Lights to replace my old halogen security lights that were in disrepair and consuming a lot of energy. I must say, I am quite impressed with these lights.
Firstly, the lights were well packed and arrived promptly without any damage. They also look good and appear to be easy to install. I had a professional electrician install them for me, and he did not face any issues during the installation process.
The motion sensor on these lights is very accurate, and the light emitted is incredibly bright. Even in the late afternoon, the brightness of the lights is evident in the attached picture. I am thoroughly impressed with the performance of these lights.
The Onforu 2 Pack 55W LED Motion Sensor Outdoor Lights come with all the necessary hardware for installation, except for a screwdriver. One will be needed to adjust the center light, while the two outer lights can be easily adjusted by hand. The lights also come with clear instructions, making the installation process hassle-free.
One of the standout features of these lights is their all-white design, which matches the aesthetics of my home perfectly. Additionally, the lights are constructed using metal, including metal fins that help dissipate heat. This ensures that the lights are not only durable but also safer to use.
In terms of functionality, these lights have everything one would expect from a great outdoor light. The LED lights are bright, the triple heads are adjustable, and they consume less power compared to traditional lights. Furthermore, they are IP65 waterproof, making them suitable for outdoor use in various weather conditions.
I have only had these lights for a short period, so it remains to be seen how they will perform in the heat of summer and the rainy fall. However, based on their current performance, I have high hopes for their longevity.
4. 2-Pack Ume Motion Sensor Security Lights: 5000k Daylight
These motion lights are a reliable and well-made option for illuminating your outdoor space. Unlike cheaper alternatives found at big box stores, these lights are sturdy and durable, ensuring a long-lasting performance. The installation process is straightforward, especially if you are replacing older lights.
One notable feature of these lights is the ability to customize the motion sensitivity and timer length. This allows you to tailor the lights to suit your specific needs. You can choose between a dusk to dawn setting, where the lights automatically turn on at dark and stay on until dawn, or a motion sensor nighttime setting. The distance settings (L, M, H) determine the range at which the lights detect motion. While the manufacturer claims a maximum range of 69 ft, in practical use, the lights typically pick up motion within 52 ft. This range is sufficient for most users, as it detects movements from the end of driveways or when someone approaches the lights.
While the lights may take a few seconds to activate, they provide ample brightness once illuminated. This feature ensures visibility and safety when stepping outside, such as taking out the trash or opening the door. The lights also work well in illuminating larger areas, such as backyards or decks, providing sufficient lighting for activities or security purposes.
One impressive aspect of these lights is their construction. Made of cast aluminum, they are solid and durable, giving you confidence in their longevity. Whether you choose to mount them directly onto a surface or onto a box, the base plate is designed to accommodate both options.
5. Lepower Outdoor Motion Sensor Security Light – 28w
I recently purchased two LePower motion sensor security lights and I must say, I am extremely impressed. The sleek and clean design of these lights is a great addition to any outdoor space. I opted for the black color, but there is also a white option available.
First and foremost, the brightness of these lights is outstanding. They illuminate the area with a powerful brightness that ensures great visibility. Plus, they are also energy-efficient, which is a bonus. The lights are made of high-quality metal and are well constructed, providing durability and longevity.
Installing and operating these lights is a breeze. The mounting gasket fits perfectly and securely on various surfaces such as stucco and brick. The controls, located underneath the sensor, are simple yet effective. There are two dials that allow you to adjust the duration of how long the light stays on when motion is detected, as well as the distance at which motion can be detected.
In terms of performance, these lights exceeded my expectations. I was amazed at how quickly they detected motion, even from a considerable distance. The illumination reached all the way to the street, providing excellent coverage. Additionally, the sensors functioned flawlessly, ensuring that the lights only turned on when needed.
I specifically used these lights to shine down on my driveway from above the garage, and I am thrilled with the results. The quality and brightness of the lights have greatly improved the overall appearance and functionality of my outdoor space.
The only minor inconvenience I encountered was the absence of a small plastic washer on one of the screws, which is necessary to prevent water from entering the connecting hole. However, this was easily resolved and did not hinder the installation process.
6. Olafus Motion Sensor Outdoor Light – 2 Pack
The Olafus 55W LED security lights are a fantastic upgrade for anyone in need of reliable and energy-efficient flood lights. These lights feature three adjustable light heads, allowing for optimal corner lighting. The LEDs themselves are incredibly bright, providing excellent visibility. Additionally, the motion sensor, motion sensing, and duration of the lights staying on after detecting motion are all adjustable, giving you full control over their functionality.
Installation is a breeze, especially for those familiar with similar lights. Swapping out old halogen floodlights for these LEDs is a straightforward process. Not only are these lights brighter than their halogen counterparts, but they also illuminate a larger area. The transition to LEDs also promises power savings, making them a cost-effective choice.
One standout feature of these security lights is their versatility. The base of the light can be mounted either vertically or horizontally, depending on your specific needs. This adaptability ensures that you can position the lights exactly as desired.
In terms of performance, these lights excel. They are incredibly easy to install and set up, with a motion sensor that works flawlessly. The sensitivity of the sensor can be adjusted to minimize false triggers, and you can also customize the duration of the lights staying on after detecting motion. The adjustable heads on the sides allow for a wider coverage area, ensuring maximum security.
The inclusion of cooling ribs on the back of the lights aids in heat dissipation, further enhancing their durability. These lights have proven to be reliable and efficient, resulting in reduced energy usage.
The sleek finish quality of the units adds a touch of sophistication to their design. The articulating lighting heads offer a wide range of coverage options, accommodating various needs. However, it is worth noting that a small rubber gasket is included for the center mounting screw, but there is no plug/cover for the recessed hole. This could potentially attract insects seeking shelter, so it would be beneficial if this feature were included.
The sensor controls, located underneath the main light unit, may be a bit small for some users. However, once properly set, they typically do not require frequent adjustment. It may take some time to fine-tune the sensors to your desired performance, as every situation is unique.
Considering the high quality and bright illumination provided by these Olafus LED security lights, their current price of $77.99 is very reasonable. Despite the minor observations regarding the lack of a plug/cover for the recessed hole and the relatively small sensor controls, these lights deserve a well-deserved 5-star rating.
7. Super Bright 55w Onforu Motion Sensor Security Light
I recently purchased the Onforu LED flood light and I am extremely satisfied with the results. This is actually the second unit that I bought, as I was so impressed with the first one. The first light I purchased was primarily for simple motion security purposes, and I have been very happy with the outcome. However, I have encountered a minor issue with the motion sensitivity, as it tends to trigger with small critters like rabbits and cats, and even with snow flurries. Although this is a minor inconvenience for me, it might be a critical factor for others. I am still in the process of adjusting the settings to find the right sensitivity level.
One of the standout features of this LED flood light is its brightness. It provides a very bright light that illuminates a large area effectively. I have installed it on the underneath side of my soffit, which is approximately 20 feet off the ground. The installation process was hassle-free, and all the necessary hardware, including a rubber gasket for waterproofing, was provided. The light itself feels well-built and durable, with its all-aluminum housing and sealed design. This gives me confidence in its longevity, although I am still evaluating this aspect as the jury is still out on its long-term performance.
The Onforu LED flood light also offers great flexibility with its three independently adjustable heads. This allows me to direct the light precisely where I need it. One head is directed downwards towards my patio, while the other two are pointed out into my yard. Living in a rural area with minimal outdoor lighting, this flood light has significantly improved visibility in my backyard. It also helps me keep an eye on my dogs during the night.
In terms of motion detection, I have not extensively utilized this feature, as I prefer to manually control the light using the bypass feature. However, it is worth mentioning that the motion detection capability is available for those who require it.
8. Onforu 100w Outdoor Motion Sensor Security Light
I recently installed the Onforu 100W LED security light in January 2022 and have mixed feelings about it. On the positive side, the light fixture is extremely bright and energy-efficient, making it a great choice for those looking to save on electricity. Additionally, the price of the fixture is quite reasonable, offering good value for money.
However, one major downside of this product is its inferior sensor. Like many other customers, I found that the sensor became almost useless within just three months of installation. Thankfully, I was able to find a solution by replacing the underperforming sensor with the Halo MS180 Motion Sensor, which I purchased from Amazon for $19. This replacement greatly improved the functionality of the light and provided the reliable motion detection I was looking for.
To install the Halo sensor, I had to snip off the old sensor and drill a 1" hole in the back of the fixture. I then pulled the three sensor wire leads into the metal mounting box and mounted the new Halo sensor on it. Finally, I connected the color-coded wires from the Halo sensor to the snipped light fixture sensor wire leads. The new sensor has been working well so far, but it's still too early to determine its long-term performance.
I must also mention that the original installation process of the Onforu light fixture itself was not as difficult as some reviews suggested. While the encasing does provide limited space to tuck all the wires, with a bit of patience and basic wiring knowledge, I was able to successfully complete the installation in about an hour of reading and observation. Once installed, adjusting the front light and tightening it can be a bit challenging, but it's manageable.
In terms of brightness, the Onforu 100W LED security light is indeed very bright, which is a major advantage for those seeking powerful illumination. However, the longevity of the product remains a concern, and only time will tell if it holds up well over an extended period.
To conclude, the Onforu 100W LED security light offers impressive brightness and energy efficiency at a reasonable price point. However, the inferior sensor and potential longevity issues are significant drawbacks. If you decide to purchase this light fixture, I highly recommend considering the Halo motion sensor replacement for a more reliable and satisfactory experience.
9. Lepower 42w Dusk-To-Dawn Motion Sensor Flood Light
The exterior light fixture that I purchased is truly impressive and offers a range of great features. One feature that stands out is the ability to set it for dusk to dawn with a dim setting, and it automatically goes to a brighter setting when it detects motion. Additionally, each light can be individually aimed, providing flexibility in illuminating specific areas.
I installed the first light on a Red Pine tree, about 8 feet off the ground. This effectively illuminates the end of the driveway and the front lawn. The second light is flush mounted under the eaves of the back side entry and deck, while the third light is mounted on an outbuilding in the garden and dog run area.
I would highly recommend using a weatherproof mounting box if you plan to install this light in an area exposed to direct rain. I used a RACO 1-Gang Gray Round PVC Weatherproof Electrical Box, which worked perfectly for surface mounting the light.
I was particularly impressed with how quickly the lights responded to motion. When I let my small dogs into the back yard in the dark, the lights immediately turned on and illuminated the entire yard. The brightness of the lights is remarkable and effectively lit up my entire property.
Although the main light can only be aimed about 45 degrees upward when mounted under the eaves, the side lights are fully adjustable in all directions. I strategically aimed the lights so that the main lamp illuminates closer to the house, while the side lights illuminate areas farther away. This combination ensures that there are no dark spaces on my property.
Installing these lights was a breeze, and the brightness they provide is exactly what I was looking for. The dual-brightness feature, where the light stays on all night on a low setting and switches to a brighter setting when motion is detected, works perfectly for my needs. Calibration and configuring the settings were straightforward and didn't take up too much time.
One notable aspect of this light is that it instantly gets brighter when it detects motion, unlike older non-LED units that gradually increase brightness. Surprisingly, I actually prefer this instant brightness, as it gives the impression that someone turned on a light switch to investigate what's happening. Additionally, I appreciate that the light also gets brighter when I park in the driveway.
It's worth mentioning that this light is quite bright, so be mindful of that when considering its placement. I aimed it slightly downward since my neighbors are across the street, and it still provides sufficient brightness without being overly intense.
Are flood lights with motion sensors suitable for both indoor and outdoor use?
Yes, flood lights with motion sensors are suitable for both indoor and outdoor use. These lights are designed to provide enhanced security and convenience by automatically turning on when motion is detected.
Indoor flood lights with motion sensors are commonly used in areas such as hallways, garages, and basements, where additional lighting is needed upon entry. They are especially useful in homes or businesses that want to save energy by ensuring that lights are only on when needed.
Outdoor flood lights with motion sensors are widely used for security purposes. They can deter potential intruders by illuminating dark areas around the property when motion is detected. Additionally, they can also be used to enhance visibility and safety in outdoor spaces such as driveways, gardens, and parking lots.
It is important to ensure that flood lights with motion sensors are properly installed according to manufacturer guidelines to maximize their effectiveness.
Are flood lights with motion sensors weatherproof and suitable for use in all climates?
Yes, flood lights with motion sensors are typically designed to be weatherproof and suitable for use in a variety of climates. These lights are intended to be installed outdoors and are constructed with materials that can withstand exposure to different weather conditions, such as rain, snow, and extreme temperatures.
However, it is important to note that the level of weatherproofing may vary depending on the specific brand and model of flood light with motion sensors. Some may have a higher IP (Ingress Protection) rating, indicating a greater level of protection against water and dust.
It is advisable to check the product specifications or consult with the manufacturer to ensure that the flood lights you are considering are suitable for the climate in which they will be used.
In regions with particularly harsh weather conditions, such as areas prone to hurricanes or heavy snowfall, it may be beneficial to choose flood lights with motion sensors that have a higher level of weatherproofing to ensure their durability and longevity.
Are there any specific installation requirements for flood lights with motion sensors?
Yes, there are specific installation requirements for flood lights with motion sensors. Here are some key considerations:
1. Mounting Height: The recommended mounting height for flood lights with motion sensors is typically between 6 to 10 feet. This ensures optimal detection range and coverage.
2. Positioning: The flood light should be positioned in a way that covers the desired area. It should be angled downwards at a slight angle to maximize the detection range and minimize false triggers.
3. Wiring: Ensure that the electrical wiring is properly connected and meets local electrical codes. If you are not familiar with electrical work, it is best to hire a professional electrician to handle the installation.
4. Power Source: Flood lights with motion sensors usually require a power source. It is important to ensure that the power source is compatible and provides the necessary voltage and current for the flood light to function properly.
5. Sensitivity and Range Adjustment: Most motion sensor flood lights allow for sensitivity and range adjustment. Follow the manufacturer's instructions to set these parameters according to your specific needs.
Remember to always refer to the manufacturer's instructions for the specific flood light you are installing, as they may have additional requirements or recommendations. If you are unsure about any aspect of the installation process, it is best to consult a professional for assistance.
Can flood lights with motion sensors be adjusted to control the sensitivity of the motion detection?
Yes, flood lights with motion sensors can typically be adjusted to control the sensitivity of the motion detection. Most flood lights equipped with motion sensors have a sensitivity adjustment feature that allows users to customize the level of sensitivity according to their needs.
This adjustment feature enables you to set the motion detection range and determine how sensitive the sensor is to motion. By adjusting the sensitivity, you can avoid false alarms triggered by small animals or other insignificant movements, while still ensuring that the flood lights activate when there is genuine motion within the desired range.
The sensitivity adjustment can usually be done through a control panel or a switch located on the light fixture itself. However, it is important to refer to the specific instructions provided by the manufacturer for your particular flood light model to accurately adjust the sensitivity of the motion detection.
Can flood lights with motion sensors be integrated with existing home automation systems?
Yes, flood lights with motion sensors can generally be integrated with existing home automation systems. Many flood lights with motion sensors are designed to be compatible with popular home automation protocols such as Z-Wave or Zigbee, which allow them to communicate and work seamlessly with other smart devices in your home.
To integrate a flood light with a motion sensor into your home automation system, you will need to ensure that your automation hub or controller supports the same protocol as the flood light. Once you have confirmed compatibility, you can usually add the flood light to your automation system using the manufacturer's instructions or through the automation system's interface.
Once integrated, you can use your home automation system to control and customize the behavior of the flood lights, such as setting schedules, adjusting sensitivity, or creating automation rules that trigger the lights based on other events in your home.
If you are unsure about the compatibility of your existing home automation system with a specific flood light, I would recommend contacting the manufacturer or consulting with a professional home automation installer for guidance.
How do flood lights with motion sensors work?
Flood lights with motion sensors work by combining two main components: a motion sensor and a flood light. The motion sensor detects movement within its range and triggers the flood light to turn on. These lights are designed to provide enhanced security and convenience by illuminating the area when motion is detected.
The motion sensor uses different technologies such as infrared or microwave sensors to detect changes in the surrounding environment. When it detects movement, it sends a signal to the flood light to activate.
The flood light, which is usually a high-intensity light, then illuminates the area where the motion is detected.
Some flood lights with motion sensors also have adjustable settings, allowing users to customize the range, sensitivity, and duration of the light. This flexibility ensures that the flood lights are tailored to specific needs and prevent unnecessary activation, such as from passing animals or tree branches.
Overall, flood lights with motion sensors provide an efficient and automated way to illuminate outdoor spaces when motion is detected, offering both security and convenience.
What are the advantages of using flood lights with motion sensors?
There are several advantages to using flood lights with motion sensors. Firstly, they provide enhanced security by illuminating any movement detected in the vicinity. This acts as a deterrent to potential intruders and helps to keep your property safe.
Secondly, they offer convenience and energy efficiency. With motion sensors, the flood lights only turn on when there is activity, saving energy and reducing electricity costs. Additionally, flood lights with motion sensors can be programmed to adjust their sensitivity, range, and duration of illumination according to your specific requirements.
This customization ensures that the flood lights are effective in different situations, such as detecting larger movements or activating at specific times of the day. Overall, flood lights with motion sensors offer an efficient and effective lighting solution for both security and convenience purposes.
What is the lifespan of the LED bulbs used in flood lights with motion sensors?
The lifespan of LED bulbs used in flood lights with motion sensors can vary depending on various factors such as the quality of the bulbs, usage patterns, and environmental conditions. However, on average, LED bulbs used in flood lights can last anywhere from 15,000 to 50,000 hours.
This is significantly longer compared to traditional incandescent or fluorescent bulbs, which typically last around 1,000 to 2,000 hours.
LED technology is known for its energy efficiency and durability, which contributes to their longer lifespan. Additionally, LED bulbs are not as sensitive to frequent on/off cycles, making them suitable for motion sensor applications.
It is worth noting that the lifespan of the LED bulbs may be affected by factors such as excessive heat, poor ventilation, or power surges. To maximize the lifespan of LED bulbs in flood lights with motion sensors, it is recommended to choose high-quality bulbs from reputable manufacturers and ensure proper installation and maintenance.
What is the recommended range for the motion sensor on flood lights?
The recommended range for motion sensors on flood lights can vary depending on the specific model and intended application. However, a common range for residential flood lights is typically between 50 to 70 feet.
This range allows for effective detection of motion within a reasonable distance, ensuring that the flood light activates when necessary.
It's important to note that the range can be influenced by various factors such as the sensitivity settings, surrounding environment, and potential obstructions. For instance, if the sensitivity is set too high, the sensor might trigger false alarms due to movement from trees or animals.
On the other hand, if the sensitivity is too low, it may fail to detect human motion accurately.
To determine the optimal range for your specific flood light, it's best to consult the manufacturer's instructions or reach out to their customer support for guidance. They can provide you with specific recommendations based on the model of your flood light and your particular needs.
What is the typical coverage area of flood lights with motion sensors?
The coverage area of flood lights with motion sensors can vary depending on the specific model and its specifications. However, in general, most flood lights with motion sensors have a coverage area that ranges from 180 degrees to 360 degrees.
This means that the light can detect motion within that range and activate accordingly. The range of detection can also vary, typically ranging from 10 to 30 feet. Some flood lights may also have adjustable settings to customize the coverage area and range based on your specific needs.
It is important to carefully read the product specifications or consult with the manufacturer to determine the exact coverage area of a specific flood light with motion sensors before making a purchase.