DOUKI Infrared Digital Night Vision Device, Mini Monocular Binoculars, USB Charging, Waterproof and Portable, Can Take Pictures, Videos, Playback Functions, Suitable for Outdoor,B - B-19069540

• Infrared night vision, 200 meters observation distance, when the screen is black, you can take photos, videos and other operations. Use this device to view your surroundings in low light situations or even in complete darkness. Equipped with infrared lighting, suitable for use in dark environment. When the environment is dark, the brightness of the auxiliary light source can be adjusted according to the distance and distance of the observed object. The night vision instrument uses low illuminance sensor, when the environment has certain light source(such as street lamp, moonlight, star light), can not turn on the auxiliary light source, just need to adjust the focal length of the objective lens properly, make the observation object clear.