... Technical Parameters:Parameter NameUnitDataRated VoltageV3.7Rated CapacityAh4Light Source (LED)Main lightmA350Vice light120Average service lifeh100000Continuous lighting timeMain lightH ... fighter, Railway, Steel, Oilfield.Features:1.Light source: LED light. High brightness, good fog transmission, high efficiency, ... , over-discharge and short circuit protection.4.Easy to use: Waist , Cap,etc. BXD6010 ...