COOGEO Digital Night Vision Goggles for Complete Darkness include large 4″ high-definition TFT LCD screen, 4x digital zoom and 25mm diameter objective lens, 850NM 7-levels digital infrared illuminator (CMOS). You can observe your target up to 1000FT in the dark. This efficient and useful night vision goggle can be operated for up to 4 hours continuously if you are using the infrared illumination; or up to 11 hours without infrared illumination. Keep in mind this requires 6 AA batteries. (not included) There are three (3) working modes: photo, video and playback. You can use the USB cable to connect to a computer or store all your photos and videos on the 32GB memory card to share with your friends and family. Images that you save on video does not record audio. The USB and the memory card are included with this set. (1280x960pixels and 1280×960@30FPS silent video) This night vision binocular is equipped with 7 levels adjustment of IR(CMOS), just press IR+ or IR- to adjust freely the intensity level of infrared. They are made of rugged & durable rubber housing, multi-coated water-resistant body can withstand any harsh environment and can be fixed on a tripod (not included).