Double screen binoculars naked eye 3D display technology, which completes the real 3D scene seen by the original human eye. Built-in dual-screen 1.4 390390 TFT inner screen, 7-level brightness adjustment, free switching display between single and double screens, 7 times magnification. Completely independent binocular technology, which can independently adjust the visual compensation of the left and right eyes (the refraction adjustment range is plus or minus +/- 3, which is 300 adjustment compensation for myopia and hyperopia). 3W, 850nm strong infrared spotlight, 7-speed infrared adjustment. F1.4 large aperture, f=25mm, FOV 10 degrees. 250 meters to 300 meters in total black observation distance, 1 meter to infinity and low light observation distance. 3.7v, 4000MAH lithium battery.