Unique dial power switch has variable fluid adjustment from 10-600 lumens of light output. Swivel and stay base features a 20lb magnet that can be removed to shorten profile. 40 chip COB LED array allows for light density up to 850% more than SMD LED's while consuming less power. Externally and internally designed for harsh conditions and dirty environments. Built-In 2200 mAh battery capacity. Product Size: 37.5 x 3.5 x 3.5 cm. Weight: 0.4kg.