... BXD6010 led head torch light source: LED power: 1W voltage: 3.7V capacity:4Ah BXD6010 led head torch Technical Parameters:Parameter NameUnitDataRated VoltageV3.7Rated CapacityAh4Light Source (LED) ... Steel, Oilfield.Features:1.Light source: LED light. High brightness, good fog transmission, high efficiency, white color, soft light, anti-glare. ... .4.Easy to use: Waist , Cap,etc. BXD6010 led head torch