NVG30 Night Vision Goggles Night Vision Monocular, PVS-14 Tactical Helmet Mounted with binoculars, 4 Color Modes 4X Magnification, Day&Night Use, HD Record&Playback for Camping Surveillance Wifi. Special Feature: Support Playback, Night Vision, Wide Angle Design, Lightweight, Focus Knob&IPX7, Support photo&Vedio Record See more. Objective Lens Diameter: 20 Millimeters. Package Dimensions: 6.5 x 6.5 x 2.5 inches. Item Weight: 8.4 ounces. Batteries: 1 Lithium Ion batteries required. Date First Available: May 27, 2024. Superior Clarity Advanced Technology:This ...