High Power Magnification: A 15-80x magnification and 25mm object lens diameter monocular, provides a clearly and bright image, enjoy the beauty of the di. The monocular telescope has large field of view, have the best view in your outdoor adventures, just feel free to enjoy bird watching, hiking, camping, travelling, wildlife, scenery, etc;High Quality Optics: With BAK-4 prism and lens, light transmittance reaches up to 99.5%, vers more light to the view, reduces chromatic aberration and ghost images, give you clearer, brighter and more colorful view;Comfortable and Design: design helps you focus on your target quickly and accurately with one hand. And the rubber armor with grain makes it comfortable for use, non-slip grip, and external protection from your hand;Compatible with Smartphone: Love to share what you see with friends and families The smartphone holder perfect for almost all the smartphones on the market. Easy installing and easy sharing, a good candidate for your next trip