Two output levels; high for maximum light, low for extended runtime Precision micro-textured reflector creates smooth, optimized beam Virtually indestructible LED emitter regulated to maximize light output and runtime Coated, tempered window resists impact and thermal shock, maximizes light transmission High-strength aerospace aluminum body, Mil-Spec hard-anodized for extreme durability Dual-output tailcap click switch Tailcap switch locks out to prevent activation during transport or storage Weatherproof O-ring and gasket sealed