NIGHTBLASTER FLASHLIGHTS / RAY BOW 3W USA CREE LED 150 lmn Tactical Flashlight 3W USA CREE LED flashlight, 150 lumens, super bright, tactical switch with momentary ON and constant ON function Batteries 2xD, 4 hour battery runtime, 100000 hours life time Tough polycarbonate window resists impact, O-ring sealed, weatherproof Advanced digital DC-DC regulated circuit board, high efficiency and longer time in battery use, also provides no-dimming light beam output Aircraft aluminum body, anodized for corrosion resistance and durability