The DeltaPoint Micro is fast on target extremely accurate and built Leupold® tough. But it’s the low-profile concealable design that really makes it stand out from the competition. Mounted at the same height as factory iron sights the DeltaPoint Micro aligns the red dot with the front sight making target acquisition fast and intuitive and improving your accuracy all while maintaining a compact profile. Current models fit Glock® and Smith & Wesson® M&P® semiautomatic handguns only. (Does not fit Glock MOS Smith and Wesson M&P CORE and Smith and Wesson Shield EZ models). Leupold pioneered modern waterproof and fogproof technology using advanced internal gasses and sealing methods that withstand extreme temperatures elevation changes and shocks so the internals of the optics stay moisture free and crystal clear for life.