【High Contrast and Resolution Images】The zoom telescope is equipped with BAK-4 prism and fully multi-coated lens, guaranteeing ior light transmission and brightness. The light transmission reaches up to 99.5% visibility. The built-in low-light-level ion helps you see things in low light. An adjustable eye cup also allows you to twist up and down easily and rapidly for optimal viewing even while wearing glass.;【40X60 HD High Power Monocular Telescope】monocular telescope provides 12x magnification with 50mm objective diameter wide lens, and wide field of view (211ft/1000yards), letting you have the best view in your outdoor adventures. It's "MUST HAVE MONOCULAR TELESCOPE" for adults and kids, perfect for bird watching, hiking, camping, traveling, wildlife, scenery, etc.;【Single Hand Focus, Waterproof Fog proof】The design (5.7x2.1x1.7) helps you focus on your target quickly and accurately with one hand. And the rubber outer with rubber grips makes it comfortable to use and prevents it from slipping out of your hands. Nitrogen-filled waterproof with fog resistant coating and O-ring sealed optics prevent moisture, dust and debris helping to keep the lens clear all the time.;【Ideal Gift 100% Satisfaction Guaranteed】monocular telescope is an ideal gift for women, men, children and outdoor enthusiasts. If not 100% satisfied, please contact us for new replacement buy with confidence!;【Widely Compati