RIX RNV31S 1x27mm Night Vision Binocular Gen 2+ Black Black Medium. Its compact structure makes it lightweight and it supports multiple power supply modes increasing reliability for complex weather conditions. Specifications for RIX RNV31S 1x27mm Night Vision Binocular: Manufacturer: RIX Magnification: 1 x Objective Lens Diameter: 27 mm Night Vision Generation: 2+ Length: 108 mm Field of View Angle: 40 degrees Weight: 520 g Battery Type: AA CR123A 18650 Eye Relief: 25 mm Focus Range: 250 mm Diopter Adjustment Range: -6 - 2 dpt Battery Life: 80 hours Width: 106 mm Height: 83 mm Battery Quantity: 3 Color: Black Features of RIX RNV31S 1x27mm Night Vision Binocular Milspec Optics Ultra light Manual Gain IP Rating Package Contents: RIX RNV31S 1x27mm Night Vision Binocular RIX RNV31SW14: RNV31S 1x27mm Night Vision Binocular Gen 2+ Black Black Medium