[Magnification] large eyepiece binocular which has 10x magnification, 50mm objective lens and wide field of view. Focusing on your target for viewing detail at 1000 yards out. view Angle of field: 7.5° | [ Coating Technology] Fully multi-coated lenses, waterproof, exceptionally durable. Light-weight, very convenient and easy to carry. The objective lens use optical FMC multilayer broadband green film, and the eyepiece-optical is made of blue FMC coating. Covered with BAK4 prism texture. | [Activities] used for outdoor activity Suitable for both adults and kids, one hand can be mastered when you use bird watching camping, traveling, wildlife watching, football games, cruise, or other outside activity, | [Size] Perfect compact lightweight binoculars for watching and easy carrying. Can be Used for both day and night (low-light-level night vision, cannot see anything in complete darkness. | [Main Material] The rubber armor ergonomic design and steady grip allows for accurate focusing, and have shock-resistance, anti-skid features while the design is slim and simple. Rugged construction rubber eye relief provides comfort for spectacle wearers, as do a dioptric adjustment ring and the strap mount.