Approx 600 lumens output
mount will fit most any Picatinny/Weaver style scope mount and tactical rail systems on rifles and shotguns.
Push button on/off activation siwtch, Uses 2 x common CR123 lithium battery ( battery included ). New LED
technology gives you 50x longer life span than standard flashlight bulbs and up to 10x more battery life.
Built to withstand heavy shock and recoil.water proof..