Powered by two 3-volt CR123A lithium batteries. 12,000 candela peak beam intensity and 800 lumens. Machined aircraft aluminum with black anodized finish. C4 LED technology with 640-660nm red laser. Ambidextrous momentary/steady on-off switch. Three position Mode Selector. Double tap activates strobe. One handed snap-on/tighten interface. Mounts directly to handguns with Glock-style rails and to all 1913 Picatinny rails. IPX7 water rating.