1.[16X50 High Power Binoculars] - High power binoculars with 16x strong magnification, 50mm objective lens with long exit pupil distance, adopt ED wide-angle optical path special system, provide you with more distant objects and clear close-up, 204 feet/1000 yards wide field of view helps you find moving objects in the field, capture more details of fast-moving objects. Great for hunting, bird watching, watching sports events. 2.[Adult Professional ED Binoculars] -23mm large eyepiece, BAK4 roof prism and FMC (Fully Multi-Coated) coating applied to all lenses, can achieve higher light transmittance and provide clear images. 5.0mm exit pupil diameter allows you to get bright and high-definition visual effects even in low-light nights. The rotating eyecup can quickly adjust the exit pupil distance to get a full field of view, which is very suitable for use with or without glasses. 3.[Clear and bright even in low-light viewing] - 16x50 hunting binoculars allow you to experience all-round viewing in low-light conditions. Equipped with 50mm objective lens, BAK4 dielectric coated prism and high-transmittance special glass, these binoculars provide optimal observation performance in low-light environments. Used to observe some beautiful and special moments such as cloudy days, big trees, low light, dawn or dusk. 4.[Ergonomic and comfortable grip binoculars for bird watching] - Our bird watching binoculars are ergonomically designed, the binocular body is made of aluminum alloy, and the focusing hand wheel is made of environmentally friendly rubber material for more comfort. The left and right focusing mechanism provides a comfortable feeling for quick and accurate adjustments. The right eyepiece focusing wheel compensates for binocular vision differences, minimizing fatigue and discomfort during long-term use. In addition, our binoculars are equipped with non-slip handguards, whose textured surface provides a firm grip to prevent accidental slipping.