MOTION SENSOR LED LIGHT BAR: Our closet light features Passive Infrared Technology (PIR), which detects human motion to turn on in a dark or dim environment. These lights do not turn on if other lights in the room are turned on, this is to save battery life. These LED closet lights are motion activated and turn on within 9 feet of motion at a 120-degree angle from the sensor. These lights do not have an on/off switch and only activate by a motion sensor for hands-free operation..BATTERY OPERATED LIGHTS: The VYANLIGHT motion activated LED lights are wireless for a quick, easy, and neat installation. Each under-cabinet light bar is powered by 4 x AAA batteries (not included). These closet lights easily attach/detach on a the included magnetic strip for quick and easy battery replacement. The built-in daylight sensor ensures a long battery life by not turning on when other light sources are detected in the area..EASY TO INSTALL: These motion sensors under cabinet light include a magnetic strip with an adhesive backing for easy peel and stick installation. The automatic light for closet attaches to the magnetic strip for easy detaching and battery replacement. No tools, screws, or nuts are required to install these motion lights for closet. For best adhesion results, please mount the magnetic strip on a clean, dry, smooth flat surface..MULTI-PURPOSE AND DURABLE: This motion sensor cabinet light is made using high-quality materials that will not break, bend, or corrode with time. This motion sensor night light is perfect for use in the kitchen, closet, pantry, hallway, bathroom, drawer, safe, attic, basement, kid's room, cupboard, storage room, garage, storm cellar, vanity mirror, workstation, etc..AMERICAN-BASED VYANLIGHT is proud to offer high quality undercabinet lighting for kitchen pantry, bathroom vanity, closets and more. Headquartered in Michigan, we design under cabinet LED lights that are easy to install without need for wiring, screws, nuts or even tools. Simply peel and stick the adhesive metal bars where you want light and then put the magnetic lights in place.