1. 850nm Infrared: Night vision binoculars are equipped with 850nm infrared light and all optical system, which can clearly see animals or plants in dark or dim ambient light 2. Waterproof: The excellent quality of waterproof in daily life, wind and rain proof, even in harsh environments, makes travel and observation easier. 3. Application: These night vision binoculars are suitable for , camping fun, cave exploration, night fishing and boating, wildlife observation and photography. 4. 4000mah: The night vision device is equipped with 4000mah lithium battery and it is USB charging, and just open the switch for use that is convenient to use. 5. Premium ABS: The digital infrared record is made of premium ABS plastic materials, which is and has a long service life.