Portable Monocular Binoculars 10X50 Autofocus High Resolution in Waterproof Telescope for Outdoor Birdwatching Astronomy Climbing Adult and Children

water-resistant: Inside the mirror full of high-purity nitrogen, so the telescope is waterproof and anti-fog. It can be used in rainy day and humid environment Powerful, ultra-compact, autofocus Small, handy lightweight binoculars Center Focusing: With zoom lens combined with one-hand focusing and anti-skid wheel, this fast zoom binocular is effortless for you in the focal length adjustment Advantages: large eyepiece, large field of view, clear panorama, no dark edges 100% Satisfaction Guarantee If you have any questions or problems regarding the product, you can reach our customer service 24 hours No risk for you! waterproof binoculars for adults high power binoculars for bird watching bird watching binoculars high powered binoculars bird watching binoculars for adults compact binoculars for boys binoculars for kids