The EPS is a compact enclosed pistol sight designed for full size pistol. The EPS features 2 MOA dot, 7075 T6 aluminum housing and our lowest deck height, facilitating use with standard height iron sights on many pistol models. Features 2 MOA Dot Up to 50,000 Hours Battery Life Parallax-free & Unlimited Eye Relief Aspherical Glass Lens with Zero Distortion Shake Awake™ Technology with Last Setting Recall 7075 T6 Aluminum Housing Solar Failsafe™ IPX8 Certified Waterproof Holosun “K” series footprint Specifications OPTICAL DATA Reticle: 2 MOA Dot Light Wavelength: 540nm Reticle Color/Green Parallax Free: Yes Unlimited Eye Relief: Yes Magnification: 1x Multi-Coatings: Yes ELECTRONIC DATA Power Source: Battery Battery Type: CR1620 Battery Life (Hours): 50000 Brightness Setting: 8 DL&4 NV PHYSICAL DATA Window Size0.63x0.91 Dimension (in)1.62×1.19×0.99 Weight (oz)1.4 MECHANICAL DATA Housing Material: 7075 T6 Aluminum Surface Finish: Anodize Adjustment per Click: 1.5 MOA W&E Travel Range: ±30 MOA ENVIRONMENT DATA Storage Temperature: -40℃~70℃ Working Temperature: -30℃~60℃ Submersion: IPX8 Vibration: 5000G In the Box Multi Tool Lens Cloth User Manual