Built-in rechargeable battery operated with high-capacity 1000mAh, includes charging cable. Elegant aluminum alloy shell with magnet inside, easy to install this light strip without tools in two ways. Way 1: Freely adheres to any iron surface such as refrigerator, barbecue, or inside a gun safe. Way 2: Attaches to any non-iron, clean surface using the included metal strip and double-sided tape. Portable and can be repositioned as needed. Ideal intelligent security lighting for cupboard, hallway, porch, wine racks, bathroom, passageway, or anywhere additional light is needed. Two sensor modes: Switch to "G" mode – automatically turns on when motion is detected in dark or low-light conditions, turns off after 20 seconds if no further motion is detected (does not activate in bright environments or daylight). Switch to "On" mode – remains constantly illuminated, can also serve as a flashlight or emergency light. Provides 6000-6500K daylight white light with 100 lumen brightness. Comes with 1-year warranty.