5.3" overall. Water resistant. Impact resistant. Clip. Tailcap switch. Strobe. Anti-roll design. CR123A Modes: High (950 lumens, 1h runtime), Med (210 lumens, 5h runtime), Low (20 lumens, 50h runtime). 18650 Modes: High (950 lumens, 1.5h runtime), Med (180 lumens, 6.5h runtime), Low (0.6 lumen, 100h runtime). 230m beam distance. Requires (1) 18650 battery (not included), or (2) CR123A batteries (not included). Aluminum construction. Color: Black. Boxed with hanging tab.