Rechargeable DIY Stick-on Anywhere Portable 20 LED Wireless Motion Sensing Closet Night Light Stairs Attics Step Light Bar Magnetic Strip Kuled K20 (Rechargeable sensor light) Under cabinet lighting, 20 SUPER-BRIGHT LEDs: contains 20 energy-saving and motion sensing LEDs to illuminate dark spaces Closet Light, MOTION-ACTIVATED: automatically senses human motion within 3 metres and turns off 15 seconds after you walk away from sensing range EASY TO INSTALL WITH USB CHARGING: with built-in high performance USB rechargeable batteries the light is ready to go out of the box. Stick-on anywhere with the adhesive magnetic strip, without the need for tools Battery include, Length 14.3". APPLICATION: Closet, Attics, Hallway, Washroom, bedroom, hallway,washroom,balcony ,corridor,stair,attic,the basement, garage,cellar, wardrobe, hotel ambry,kitchen cupboards,bookcase,tents etc. PIR SENSOR: It can detect the motion of people and when people enter the detecting area, it will light on, and when people leave, it will light off with 15s delay.