ATN Thor 331-1-4x, Nms, 336x256, 14mm, 30Hz Thermal Rifle Scope, Black Aircraft aluminum constructed body with class 3 hard anodized Coating Ingenious one to run Battery power design. System can run on 1, 2, or 3 batteries Five reticle patterns: Ballistic, duplex, Crosshair with dot, post, post with dot Battery life: 8+hrs 12 selectable color pallets available to view thermal images