Surefire G2ZXABK G2CZ Combat Light LED 320 Lumen The single-output G2ZX, designed and built specifically for tactical use,produces 320 lumens of brilliant white light from a high-performance LEDbulb. It uses a micro-textured polycarbonate reflector to create a smoothbeam with optimal light distribution excellent reach combined withsignificant surround beam for peripheral vision. The G2ZX bezel ismatte-black Mil-Spec hard-anodized aerospace aluminum and the body istough, corrosion-proof Nitrolon polymer, both providing superior scratch,corrosion, and abrasion resistance. The CombatGrip design reduced-diametermid-section and rubber grip ring is perfect for flashlight/handguntechniques and also provides a secure hold even with wet, cold, or glovedhands. It has ergonomic tactical switching: press the tailcap switch formomentary-on, twist the tailcap for constant-on.