The EOTech EXPS2-2 Holographic Red Dot Sight is a true two-eyes open sight. This sight is perfect for hunters and law enforcement because of its convenient size. A quick-detach lever and easy-to-adjust side buttons are further highlighted features. The EOTech EXPS2 also displays a compact, single-lithium 123 battery with 600 hours of continuous battery life. This model is not night vision compatible.