CNC Machined 7075 Aluminum Housing; Patent-Pending Beryllium Copper Flexure Arm; Distortion Free Aspherical Lens; Open Emitter; MOTAC (Motion Activated Illumination); Circle Dot with Individually Selectable 2 MOA Dot and 32 MOA Circle; Low Deck Height for Standard-Height Iron Sight Co-Witness; 20,000 Hour Battery Life With Side Load Battery; 15 Illumination Settings Including 3 Night Vision; Assembled in the U.S.A.