EOTech ClipNV 1-12x50mm Night Vision Clip On Device Gen 3 Black. The ClipNV is designed for use with low to medium power (1-12X) magnification day sights to provide targeting at night while maintaining the day optics ballistic zero. Simple ON/OFF Manual Gain Control and Focus knobs are ergonomically positioned on the device. It attaches quickly and simply to Picatinny (1913) rails in front of a existing day optic. Features an integral auxiliary Picatinny rail for installation of accessory equipment such as IR illuminators/ designators. Specifications for EOTech ClipNV 1-12x50mm Night Vision Clip On Device: Manufacturer: EOTech Color: Black Image Intensifier Color: Black & White Objective Lens Diameter: 50 mm Magnification: 1 - 12 x Fabric/Material: Aircraft Grade Aluminum Tube Diameter: 30 mm Focus Range: 10 m to Infinity Night Vision Generation: 3 Field of View Angle: 13.7 degrees Length: 7.1 in Attachment Type: Picatinny Height: 3.2 in Battery Life: 60 hours Battery Type: Alkaline Weight: 31.7 oz Width: 3.5 in Features of EOTech ClipNV 1-12x50mm Night Vision Clip On Device Rugged small lightweight and MIL-SPEC. Adds night-vision capability to existing day optic. Optimized for use with 1-12X day optics. Quick and easy mounting on 1913 rails no zeroing required. Auto-gated power supply provides automatic high light cut-off system to help protect image intensifier tube and improved resolution in high light environments . Omni-directional battery operation. Low battery indicator visible through day sight. Manual gain control. Package Contents: EOTech ClipNV 1-12x50mm Night Vision Clip On Device Hard case EOTech EOT-CLPO-AI-B: ClipNV 1-12x50mm Night Vision Clip On Device Gen 3 Black