The mepro m22 is the next generation of the mepro m21 reflex sight.Smaller and more compact, the mepro m22 reflex sight with fiber-optic illumination by day and swiss made tritium vials by night that will operate in any lighting condition with no need for batteries.Reliable in any weather conditions, the mepro m22 is suitable to use with nvds as well as magnifiers like the mepro mmx3.Battery Size: CR2032Magnification: 1xWeight: 9.20 ozReticle: 3.5/40 MOA Bullseye AmberAdjustment Size: 1 MOAProofs: Fog Proof/Shockproof/Waterproof