Daisy's AccuLaser Sight mounts onto most rifles and pistols using the hardware provided. Fits any 3/8" dovetail mount, 7/8" Weaver base, or Picatinny rail. Adjustable for windage and elevation. The laser sight has an on/off switch in addition to a pressure remote-touch pad which can be located anywhere on your grip for shooting comfort. Comes with two replaceable SR-44 batteries and mounting hardware.