4.92" overall. Strobe. Water resistant. Impact resistant. Rechargeable. (9) CrEE XP-L HD V6 LEDs. 1.57Ó head diameter. Modes: Turbo (9500 lumens); High (1900 lumens, 3h runtime); Mid (460 lumens, 4h 30m runtime); Low (130 lumens, 14h runtime); Ultralow (30 lumens, 60h runtime); Strobe (9500 lumens). 268m beam distance. Lightweight and rigid CNC machined aluminum unibody design to help dissipate heat. Dual tail switches. TurboReady Technology. Power indicator light. Coated lenses. Weight: 7.68oz. Requires (1) 21700 battery (included). Color: Black. Boxed.