The Holosun AEMS-EVO-GR is an enclosed rifle sight featuring a green Multi-Reticle System with selectable 2 MOA dot, 65 MOA circle, or circle-dot reticle options. It uses a CR2032 battery with Solar Failsafe and Shake Awake technology, along with automatic brightness adjustment and eight daylight and four night-vision brightness settings. The sight has a 1.26" x 0.98" viewing window, 7075-T6 aluminum housing, and direct Picatinny mounting.