Barska Optics 5Mw Red Pistol/Rifle Laser

BARSKA® RED LASER SIGHT w/RAIL MOUNT•Output Power: <5mW   •Wavelength: 635(±10)nm   •15mm Tube diameter   •Max Reach Capacity: 500 yds.   •Powered by (3) LR-44 Lithium batteries (included)   •Includes tactical Weaver style mount w/removable locking cross bar Allen wrench & 1-Year Limited Warranty   •Black finish