The new Mepro M22 is the next generation of the legendary Mepro M21 Reflex Sight. Smaller and more compact, the Mepro M22 reflex sight with fiber-optic illumination by day and premium Swiss made tritium vials by night that will operate in any lighting condition with no need for batteries. The transition between the two systems is instantaneous and automatic. Its rugged, battle-proven construction meets or exceeds rigorous standards to function in the harshest environments. Reliable in any weather conditions, the Mepro M22 is suitable to use with NVDs as well as magnifiers Like the Mepro MMX3.