6" overall. Water resistant. Impact resistant. Rechargeable. Clip. Strobe. CREE XHP50D-HI LED. Modes: High (3000 lumens, 2h 45m runtime); Medium (520 lumens, 5h runtime); Low (70 lumens, 35h runtime). 390m beam distance. One-step strobe switch and rotational magnetic switch. Nano ceramic strike bezel. 4-stage battery capacity indicator. Metal dual-function tactical switch. U-shaped tail design. Requires (1) 21700 battery (included). Aluminum construction. Color: Black. Boxed with hanging tab.