Feature A Expanded Sight Window: Extra Large 26x;31mm /1.02x;1.22in Window w/ 3MOA Dot Supports Accurate Target Aiming in Shooting Situations A Protective Shroud Design: Removable Cover Shields the Optic from Drops Scratches and Impact during Use in Outdoor Scenarios A Adaptive Light Control: 9 Brightness Levels w/ 2 NV Modes and Motion Sensor Activation for Changing Light Conditions in Environments A Quick Release Mounting: Picatinny Quick Release Mount Enables Fast Installation and Easy Removal without Tools for Rapid Changes A Rugged Waterproof Build: IP67 Rated Construction Withstands Submersion up to 1 Meter for 30 Minutes in Wet Field Conditions Specification See our Terminology Guide for detailed explanations of each specification. Specification Details Magnification: N/A Window Lens Size: 26x31 mm / 1.02 x1.22 in Parallax: Free (