The Compact Red Laser Sight is here to get your compact or subcompact pistol on target. The Weaver mount will easily clamp onto compact and subcompact pistols that have a Weaver style accessory rail. It is fully adjustable for windage and elevation and the on/off rear cap switch is easily turned on or off with your trigger finger. Features: Weaver mount will easily clamp onto compact and subcompact pistols that have a Weaver style accessory rail Fully adjustable for windage and elevation Side to side toggle on/off end cap switch Includes mounting tools International orders will not include batteries