Sightmark LoPro Mini Green Laser Sight, Picatinny Mount, Green Laser, Matte Finish, Black SM25016 Perfect for home defense" security teams and even hunting" the Sightmark LoPro Flat Dark Earth Mini Green Laser Sight delivers pinpoint accuracy in any light condition with a class IIIa laser capable of reaching out to 600 yards at night (50 yards in daylight). The LoPro Mini Green Laser Sight features IPX5 weather-resistant and shockproof reliability" digital switch operation" push-button or pressure-pad operation" hand-adjustable windage and elevation" and up to 18 hours of operation from a single CR123A battery. The LoPro Mini Green Laser Light is recoil rated up to .308 and mounts perfectly to Weaver and Picatinny rails.