Compact Roof Prism 10x42 Monocular: 10X power magnification and large field of view, specially designed for outdoor activities such as climbing, hiking, driving, watching wildlife and scenery. This power also can be used for watching large stage play, vocal concert, a football game, etc;High Contrast and Resolution Images: The optics technology, the HD monocular telescope equipped with BAK-4 prism and fully muti-coated lens, guarantee superior light transmission and brightness and the light transmittance reaches up to 99.5%. Our monocular has low-light-level , it could help you see things in low light (can't see anything in complete darkness), provide you a amazing viewing experience;Waterproof Monocular: This HD waterproof, fog-proof, dust-proof, shockproof monocular, built in lens dust cover and o-ring sealed optics could prevent lens from dust/moisture/debris, ensures the living waterproof function, fit for the most weather and environment(note: it can not be used in a heavy rain for a long time or soaked in the water);Easy to Use: You can see scenery Easily and Rapidly by using our monocular telescope for Single Hand-Adjust the eye cup and Focus Wheel until see clear and bright image, the Smartphone Holder and extendable stable tripod would help you to get a HD IMAGE or VIDEO easily;Widely Compatible with Smartphone: Love to share what you see with friends and familiesThe smartphone holder perfect for almost all the smartphones on the market. Easy installing and easy sharing, a good candidate for your next trip