Compact II 45 degrees reflex sight is enclosed in a metal casing and powered by a CR1620 battery (not included) as well as allows using a green or red dot during both day and night operations. The Aimpoint can be smoothly regulated vertically and horizontally. It features several brightness options. Mounted on a standard 22mm RIS rail. It is possible to mount the sight in two ways: on a high and low profile. The sight allows for rapid and precise aiming.