Specifications: Bulbs: 10 LED, lifespan 50,000 hours Lithium Battery: 3.7v 1000mAh, lifespan 500 cycles for charge/discharge. Size: Length 7.5" * Thickness 0.5" * Wide 1.4" Housing: Aluminum Packing: 3*LED Cabinet Light + 3*metal strip with double sided tape + 1*Instruction +USB charging cable About this item HOURS OF DELIVERY LONG WORKING & RECHARGEABLE: Built-in rechargeable battery (1000mAh high capacity), no need AAA batteries, save cost. Charged by all 5V USB devices (like USB adapter, power bank, laptop) with charging cable included STYLISH AND EASY TO STICK: Stylish aluminum alloy shell with magnet inside, easy to install these light strips without any tools in 2 ways.WAY 1: Free adsorption on any ironwork surface, e.g. refrigerator, barbecue or inside the gun; 2: Stick to all non-iron, clean surfaces with the included metal strip and double-sided adhesive tape Portable and free exchange places as desired. PLACED ANYWHERE: A perfect smart security light for cabinet, hallway, porch, bottle rack, bathroom, passage, anywhere you need lights. 2 SENSOR MODES: 2 lighting modes: Switch to "G": Automatically turns on when human movements detected in darkness or night, automatic shutdown after 20s if no movement is triggered again environment or during the day); Switch to "On": Always on, can also be used as a flashlight or emergency light.