This handy and easy to install light bar is equipped with an advance infrared motion sensor and 10 powerful LEDs. Our advance 120 degree PIR Passive Infrared Sensor detects body's radiant heat up to 3 meters away when dark. It automatically turns on its 10 bright white LEDs and stays on for 15 seconds after motion is no longer detected. Long operating life of over 80,000 hours and Eco-friendly. Suitable for bedroom, kitchen, closet, cabinet, hallway, workshop, basement, garage, and anywhere you need light. It comes with a self-adhesive magnetic strip for easy installation anywhere and simply attach the light bar to the strip; no screws, no electrical wires, no mess!! The best thing is that you can easily grab the light bar and use it as a portable emergency light. Powered by 4 AAA batteries (not included).