Lightweight: At 2.05 oz, the Pistol Sight is compact and lightweight offering Steiner quality glass and a robust feature set including 8 brightness levels, and 13,000 hours of battery life Magnification: The 1x magnification offers an undistorted image for both eyes open operation and complete situational awareness. The Pistol Sight is designed to fit an ACRO footprint and is compatible with most optic-ready pistols using ACRO baseplate adapters Battle Proven Durability: The MPS boasts an enhanced extra side wall that produces a best-in-class shock rating. The completely enclosed laser emitter is water pressure tight making it reliable in the harshest environments and any weather condition Mounting Options: The MPS can be mounted on any gun Docter plate and is compatible with most other manufacturer adaptors available on the market Construction: Features all-metal construction and enhanced sidewalls that completely seal in the emitter