Long viewing distance Built-in infrared illumination with 850n min allows viewing in total darkness up to a distance of 400m. The extra-large display prevents excessive eye strain, even after prolonged viewing. Superior performance Outstanding optical clarity, powerful digital night vision binoculars with up to 7x magnification in the dark, 3x digital zoom and 31mm lens aperture; use the included AV cable to view pictures on your TV or use Included USB cable transfers files to your computer. Wide range of applications Fully multi-coated optics for improved light transmission and reduced glare. Digital night vision binocular camera ideal for hunting, reconnaissance, security, surveillance, Camping, exploring caves, night navigation, night fishing and boating, wildlife viewing, search and rescue. Working in the dark for a long time, the digital night vision device works for up to 6 hours. You can use a Micro USB 2.0 cable to connect to your computer and transfer data to avoid data loss.