5.5" overall. Lanyard. Strobe. Tailcap switch. Rechargeable. Kit contains: battery magazine, holster, O-rings, silicone rubber boot, diffuser, user manual. CREE LED with smooth reflector. 370m beam distance. Side switch with memory function. Modes: Mode 1 (820 lumens, 1.25h runtime), Mode 2 (150 lumens, 3h runtime), Mode 3 (25 lumens, 18h runtime). Requires 2 CR123A batteries (not included), or 1 18650 battery (not included). Aluminum construction. Color: Black. Hardside carrying case.