Description: Features: new and Unique dial power switch has variable fluid adjustment from 0-410 lumens of light output. 10 hour work for time at 50 power, 2.5hrs at full power. Swivel and stay base features a 20lb magnet that can be removed to shorten profile. Affix the light to any ferrous surface, set the desired angle, and lock the angle with the tension ring. The 20lb magnet is strong enough to attach to even the dirtiest uneven surfaces. 40 chip COB LED array allows for light density up to 850 more than SMD LEDs while consuming less power. Externally and internally designed for harsh conditions and dirty environments. Includes overcharge for protection and auto idle mode. This light was designed for the harsh conditions and dirty environments of the automotive repair shop where grease, grime and solvents are an everyday occurrence. Specification: Batteries: 1 Lithium ion batteries required.(included) Type of bulb: LED Material: Plastic Dimensions: 38x4x4cm(14.96x1.57x1.57in)(approx) Color: Black Quantity: 1 set Note: Transition: 1cm=10mm=0.39inch No retail package. Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x COB Light 1 x USB Charging Cable