The Barska Red Laser Pistol/Rifle Sight is an affordable, durable laser aiming device designed for handguns and rifles. This pistol/rifle sight easily attaches to Weaver style detachable mounts with the included locking crossbar. The 5 milliawatt red laser is visible to a range of 500 yards (457 m), ideal for short and medium-range targeting. The laser features windage and elevation adjustments for precision targeting. Barska lasers are protected by a One Year Limited Warranty. Includes tools and three LR-44 lithium batteries.