High Performance Night Vision The binoculars have a built-in 850NM 3W infrared illuminator, which can observe the target in complete darkness, with a range of up to 300M; it can be used during the day or night. In the daytime or in dimly lit conditions, the observation distance is unlimited. IP56 waterproof.Optical Zoom & Digital Zoom This night vision goggle use manual optical focus and 4x digital zoom, which allows users to zoom in on objects or zoom out to a larger field of view. Up to 7 times magnification, in the dark, you can adjust the clarity by adjusting the 7-level IR level, and you can quickly capture perfect photos or high-definition videos.LDC Screen & Long Continuous Runtime The external screen is magnified by a convex lens, which is 3 times that of the internal screen. The high-definition widescreen LCD screen allows you to watch easily. Use 6 1.5V AA batteries (not included) to work, no need to worry about battery exhaustion, you can monitor for a long time (including USB cable).Widely Uses Suitable for night hunting and reconnaissance games, security and surveillance, camping, exploration, night navigation, night fishing, wildlife observation, search and rescue, night performances, bird watching, landscape infrared sights.