3 operating modes always on/off and auto-sensing mode. Click the touch button, auto-sensing mode and PIR+ambient light dual sensor. In a dark environment, it detects the distance of 0-5m movement and turns on automatically. (In a bright environment, the light will not turn on automatically) Easy installation: You can install this recessed spot anywhere on a metal surface. Besides, you can install the light with 3M metal strips anywhere you fix it. Multi-function Under Cabinet Light - This motion sensor under cabinet light can be used as night light or hallway light and can be used indoors, under the basement, in clothes, in hallways, stairs, bedrooms, basements, restrooms, kitchens, cabinets, drawers, next to mirror or any dark places that emit the same light. USB Rechargeable The built-in high capacity rechargeable battery is easily charged via USB. It only takes 2 hours to fully charge and can be used for up to 20 days in motion sensor mode. Can be easily removed and reinstalled when the battery needs to be recharged by the LED strip.