Batteries replaceable with unit mounted on handgun. (No resight Necessary) 3 Modes of operation: - White Light (1 hr runtime) - White Light / Red Laser (1 hr runtime) - Red laser only (11 hr runtime)
100 Lumens. Ambidexterous operation. Windage and elevation screws mounted in brass bushings. Contoured housing securely attaches to trigger guard. Operating temperature range : -20 to 120 F Limited Lifetime warranty.