Usogood Binoculars for Adults with Nitrogen Filled IPX7 Waterproof & Fog-Proof, Professional 12x50 Binoculars for Bird Watching, Hiking and Stargazing with Tripod Phone Adaptor -BaK-4 Prisms, FMC Lens

Advanced Optics for Clear ImageWith 16.5mm BaK-4 Prisms and FMC lens, it provides bright clarity, which the transmittance can reach 97.99%. The 20mm large eyepiece for 12x magnification and 50mm objective lens help you get a clear and broad field of view. Designed for stargazing, travel, concerts, sports and bird watching (both near and far).

IPX7 Waterproof for Longer LifespanThe high power binocular has been designed and built utilizing the waterproof which filled with nitrogen as IPX7 and fog-proof technology, works well even under 1 meter water up to 30 minutes.They can withstand the harshest weather without internal fogging of the lenses, which also means that it can be cleaned at will or accidentally entered the water.

Fast Focus and Solid ConstructionDual focus wheels control is smooth in operation and easy. Made of high-quality, eco-friendly rubber without odor, the lightweight but powerful binocular provides a comfortable, durable and non-slip grip surface.

Phone Adaptor and Tripod The toolkit also comes with a tripod and phone adaptor, which is compatible with most smartphones. The tripod thread interface (1/4"-20 BSW thread) is compatible with other standard photographic tripod bolts. This little forest trip bag would be a great gift and ideal for travel.

Reliable Customer SupportIf you have any product quality problems, please feel free to contact us. Two-year warranty for no reasons, 7 days and 24 hrs technical support always for you. Ps: One of the bracket of the eyepiece cover is not closed (not a manufacturing fault or damage), designed to be easy to use and prevent loss.