Features: High-Bright COB LED Lighting Source. Low energy consumption, Environmental protection, shockproof and durable. Strong magnetic base, can stick to the metallic surface firmly. Unique dial power switch has variable fluid adjustment from 0%-100% of light output. The bottom bracket rotate 360and the light bar can rotate 180, to provide the optimum lightling angle. Built-in battery, you can use the USB cable to charge(not include). For the environment: searching, hunting, everyday carry, patrol, caving, camping, night fishing, night ride. Specifications: Material: ABS Light bulb: 1*COB light strip Item color: Red, Green, Yellow Light color: White Power supply: Built-in battery Switch type: Rotary switch Size: 37.5cm x 3.3cm x 2.1cm/14.76in x 1.30in x 0.83in Weight: 179g Packing list: 1 x LED Working Light 1 x USB Cable