Motion Sensor Closet Light Battery Powered Self Stick Perfect in Closet Lighting Night Light Tap on Lights for Bathroom Bedroom Nursery [3 Pack] Effective motion sensor closet light. Auto-on within 3 meters, auto-off after about 20 seconds of no motion detected. It will only work in dark environment when light sensor detecting human body motion. AAA battery (3 PCS. Not Included ) operated motion sensor led night light. Wireless, portable, safe, energy-saving. This closet light has built-in super strong magnet,3 holes on the back for screws,a self-adhesive 3M pad and a round metal pad.You can install them in your wooden or metal closets or cabinets easily. You can also mount the 3M pad in your closet firstly and then mount the round metal pad on the other side of the 3M and the closet light can be stuck. Then, you can remove the whole lamp easily for battery change. 100% SATISFACTION GUARANTEE--If you aren't happy with your light for ANY reason,let us know and you will get your money back. No questions asked !