HD Dual Focus Scope: Get a high-quality image of 10X closer, also a 42mm objective lens provides you with a wider-field of view. Camping, hiking, bird-watching, or stage-watching, whenever you need a better vision for afar view, just take it and go enjoy;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 fdust/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);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 fyour hand;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