1. HIGH PERFORMANCE SPOTTING TELESCOPE The 80X100 HD Spotting Rifle Scope has an objective lens diameter of 50mm, wide field of view (1000 yards), and magnification of 12 times, so you can get the best view when adventuring outdoors.^2. BAK-4 prism Zoom telescope is equipped with a BAK-4 prism and a completely multi-coated lens that guarantees excellent light transmission and brightness. The light transmission reaches a visibility of up to 99.5%. The built-in night vision in low light helps you see things in low light.^3. ERGONOMIC Waterproof monocular telescope with O-ring for complete waterproof protection. Avoid moisture, dust, and dirt to keep it clear at all times. Thanks to the ergonomic design, you can focus quickly and precisely on your goal with one hand.^4. EASY TO USE Comes with an adjustable smartphone holder and tripods - largely compatible with smartphones. Easy to install and has a variety of methods of use to meet your different needs.^5. WIDE APPLICATION This monocular binocular is waterproof, dustproof and shockproof. That it can be used normally in harsh environments. Suitable for bird watching, concert, hunting and landscape watching. Ideal gift for adults, children and outdoor enthusiasts.