PIR Motion and Light Sensor- Auto-on within 12ft, auto-off after 30 seconds with no motion detected helps extend battery life. It will turn on only when it is dark and when motion is detected Easy Installation - Easy to install, no wiring. With sticky pads and built-in magnet, you can stick it anywhere you want Super Bright LED Bulbs - Output up to 90 lumens, 8 pieces super bright 2700K LEDs bright enough to make sure you never stumble in the dark USB Rechargeable and Long Lasting Lighting - These sensor lights have a built-in 400mA rechargeable lithium polymer battery. No more wasting money on AAA batteries Comes with USB cable, compatible with power bank, phone charger, PC USB port. Note- This light can only be turned on in dark environment. It will not turn on if the light sensor has been detected by sufficient light. And please DO NOT install this light in a high temperature place, otherwise the high temperature will affect the adhesive strip, and then the light will slide off easily