2021 brand new trump card 4K resolution night vision, magnification 3-24, starting 3 times, with a great positioning field of view, eight times infinite zoom digital zoom times. With sony 4K low illumination Sensor, the movement resolution is as high as 3840x 2160. Measured pure black night observation distance can be as light as 200 yards or more. The relevant videos are all shot in the wild pure black environment, and the tests in the urban area or low light environment are completely insufficient to confirm the performance of a night vision. Internal Configuration Manual