Compact Optical Performance You Can Trust The ROMEO7S is a lightweight compact sight that features high-performance lens coating for excellent light transmission and dot contrast in any situation. SIG Sauer's MOTAC technology combined with a AAA battery provides up to 50,000 hours of run time. This optic also allows you to choose from a green 2 MOA dot, controlled via an intuitive user-facing rotary dial. The compact size and weight of the ROMEO7S with unlimited eye-relief and parallax-free operation make it ready for any mission. Specifications and Features: SIG Sauer Item No. SOR75002 SIG Sauer Optics Romeo7s Compact Sight 1x Magnification 22mm Objective 2 MOA Green Dot 0.5 MOA Adjustments 100 MOA Elevation Adjustment Range 100 MOA Windage Adjustment Range Perfect for MSR/AR Shooters Durable half-inch hex mount for 1.41" and 1.63" sight heights Includes Slipcover (see-through flip backs) MOTAC Motion Activated Illumination Unlimited Eye Relief 9 Daytime Settings/2 Night Vision Settings CNC Aluminum Housing IPX-7 Waterproof Fogproof AAA Battery Overall Length: 3.19" Overall Width: 2.09" Overall Height (Not Including Mount): 2.60" Weight: 7.7 oz Color: Black