The HWS EXPS3 holographic weapon sight is built to meet the demands of professional users who require speed, durability, and precision. Designed for true two-eyes-open shooting, the EXPS3 delivers rapid target acquisition and enhanced situational awareness. Its night vision compatible settings make it ideal for low-light and tactical applications, while the 7mm raised quick-detach base provides a lower 1/3 co-witness with iron sights. Proudly made in the USA, the EXPS3 is engineered for reliable performance in the harshest environments. Product Features True two-eyes-open shooting for fast target acquisition Night vision compatible with dedicated NV brightness settings 7mm raised quick-detach base for lower 1/3 co-witness Quick-detach mount for Weaver and MIL-STD-1913 rails Precision windage and elevation adjustments Water resistant up to 33 feet (10 meters) Rugged construction for extreme temperature environments Made in the USA Product Specifications Dimensions (L W H): 3.8" 2.3" 2.9" (96.5 58.4 73.7 mm) Weight: 11.2 oz (317.5 g) Mount: 1" Weaver or MIL-STD-1913 Rail Windage & Elevation Adjustment: 0.5 MOA per click Night Vision Compatibility: Yes Brightness Settings: 20 daylight / 10 night vision Power Source: 1 CR123 Battery Battery Life: Up to 1,000 hours at setting 12 (room temperature) Water Resistance: Submersible to 33 ft (10 m) Operating Temperature: -40 F to 140 F (-40 C to 60 C) Country of Origin: Made in USA Included in the Box HWS EXPS3 Optic CR123 Battery Warranty Card Quick Start Guide