The PIR sensors on the motion sensor lights detect human motion by sensing the darkness changes within the detection area(Range: 13ft, Angle: 120°). Once detecting your approaching, the light is activated and will shut off after 20s you leave
 
[No Battery Required]:Charge the under cabinet lighting by plugging the included charging cable into a PC, socket, or power bank. It powers the LED light for 4 to 6 weeks (if the light is activated five times a day). Charge occasionally but benefit daily
 
[Magnetic Absorption,Effortless Installation]:No drilling or screwing is needed for installation - directly absorbing onto metal surfaces or utilizing the adhesive tapes and metal pieces. When necessary, take the lights down for illumination at any time
 
[Multi-Scene Applicable Wireless LED Lights]:The wireless under counter lights for kitchen is designed for multiple uses. provide a safe and great illumination solution for the baby room, stairs, basement, storeroom, cabinet, wardrobe, garage, and trunk. Serve as an emergency light, just in case.