The Meprolight Tru-Vision MIL-SPEC Red Dot Sight offers advanced features such as small dimensions, lightweight (approx. 280g), and a built-in light sensor. The MEPRO TRU-VISION electro-optical MIL-SPEC red dot sight is shockproof, waterproof, and durable. Its short-length, compact, and lightweight design addresses the need for co-mounting multiple tactical devices (magnifiers, laser pointers, etc.) on your Picatinny rail. In addition, the MEPRO TRU-VISION is compatible with the Mepro MX3F/T magnifier and other popular models to facilitate engaging targets at intermediate shooting distances. Energy-efficient, it provides thousands of operating hours from a single "CR123" standard battery. The MEPRO TRU-VISION also features an automatic brightness control system that enables clear visibility of the red dot in any lighting condition. In addition, if the user manually controls the reticle brightness level, there are 16 brightness settings (12 daytime, 4 nighttime (NVG/NOD))...