characteristic: High Definition Viewing: With advanced 4K optics, the monocular delivers a crystal-clear view of distant objects, allowing you to enjoy your outdoor activities in stunning detail. Powerful Magnification: With a magnification range of 10-300x, this monocular lets you zoom in on your subject with incredible precision, making it perfect for bird watching, hunting, and other outdoor pursuits. Compact and Portable: Measuring just 43mm in diameter, this monocular is compact and easy to carry, making it ideal for outdoor adventures where space is at a premium. Smartphone Compatible: The monocular can be easily connected to your smartphone, allowing you to capture stunning photos and videos of your outdoor adventures with ease. Night Vision Capabilities: With advanced night vision technology, this monocular lets you see in low-light conditions, making it perfect for camping, hiking, and other outdoor activities that require you to navigate in the dark. Specifications: Instrument magnification: 10-30 Prism material: BAK4 Telescope weight: 156g Size: 6.8/5 * 1.7 inch (telescoping/stretching) Package: Telescope+Mobile Phone Clip+Tripod