Powerful LED helmet light designed for close-up work in Hazardous Environments including Oil Refineries Chemical Plants and Marine Repair The only headlamp in the world that is UL 913 Certified Intrinsically Safe for Hydrogen and Acetylene Environments Works best for primarily up close (Candle Power = 480 Lumens = 38.2 Field of Vision = 45 Lighting = Photopic Distance Vision = 120 – 150 ft (36 – 45 m) Peripheral Vision = up to 60 ft (18 m) Tilt = Yes (90) Intrinsically Safe = Yes Handheld = Optional Number of LEDs = 24 LED Colors = All White Tap Switch = Yes Waterproof = Yes (20 ft / 6 m) Impact Resistant = Yes