6.34'' overall. Water resistant. Impact resistant. Tailcap switch. Strobe. Lanyard. CREE XPG2 LED. Modes: High (380 lumens, 1h 45m runtime), Low (40 lumens, 13h 20m runtime). Features memory retention. 185m beam distance. Crenulated head for self defense. Requires (2) AA batteries (included). Aluminum construction. Color: Black. Clam packed.