MiLESEEY BNV20 night vision binocular is the best choice for traveling camping, mountaineering, traveling, and backpacking. Day and night Dual-use with functions such as photographing, video recording, and playback. Built-in color high-definition 3 inch IPS widescreen, wide display range, fine picture quality. Built-in infrared illuminator – support use in the pure dark environment, and it can reach 200 meters in a dark environment. Infrared compensation light adjustment: 1-3 levels. Low light observation distance is infinite (2m?). 40X magnification: 5X optical magnification, 8X digital magnification. Connect to the computer. 2000mA lithium battery can be charged repeatedly.