40X60 High Power Magnification: As the strongest monoculars, it offers up to 40x magnification in a 60mm lens. This magnification gives you a clear view which can provide you amazing viewing experience when travelling, bird watching;High Quality Optics: With BAK4 prism and lens, light transmittance reaches up to 99.5%, delivers more light to the view, reduces chromatic aberration and ghost images, give you clearer, brighter and more colorful view;Comfortable and Ergonomic Design: Ergonomic 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;Widely 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