3.30 overall. Weapon mountable. Water resistant. Impact resistant. Red laser. High Performance LED light. TIR optic lens. 1120 max lumens. 225min max runtime. 240m beam distance. Side switch. Includes: Picatinny rail mount adapter; (2) adjustable screws; (2) Rail screws; (1) H1.5 socket head wrench. Requires (2) CR123A batteries (included). Aluminum construction. Color: Black. Boxed.