9.5'' overall. Strobe. Water resistant. Keychain. Tailcap switch. Rechargeable. CREE LED. Super-bright Xtreme Lumens design. Modes: High (650 lumens, 3h runtime); Medium (300 lumens, 6h runtime); Low (150 lumens, 14h runtime). Deep parabolic reflector. 304m beam distance. Unfocused wide-beam floodlight for close-up illumination. Black glass-filled nylon polymer housing. Serialized. Requires (1) Lithium battery (included). Boxed.