New NV8161 4K UHD Helmet Mounted Night Vision Binoculars 36MP Head Mounted Tactical 400M Hunting Infrared Digital NVG Goggles. 36M / 12M / 8M / 5M / 3M / 2M / 1M / 360P Night Vision Enhanced Mode (2X night vision brightness). 4K / FHD / HD / 360P Night Vision Enhanced Mode (2X night vision brightness). Auto/5FPS/10FPS/15FPS/20FPS/25FPS/30FPS, you can choose to set different frame rates according to different scenes (the lower the frame rate, the higher the night vision brightness). F/1.0 large Aperture, f=35mm, FOV=8.5°, caliber=25mm, automatic infrared filters. 2.7 (640480) TFT screen, 6.5x Windows eyepiece magnifying glass, 7 levels brightness adjustment. TF card, up to 32GB. Off/1min/ 3mins/ 5mins/ 10mins. 3W, 850nm Strong infrared spotlight, 7 levels of infrared adjustment. 3W, super bright white, 7 levels brightness adjustment, full-color fill light. Total darkness viewing distance. Low light viewing distance. 3 meters to infinity. Color, black and white, luminous green, infrared light. 3000MAH Polymer lithium battery. Can set the date and time. Date and time stamps on photo and video files. 12911356 mm / 346g. USB cable, Portable head strap bracket, Manual.