1. Advantages of Monocular Telescope - Powered Zoom Magnification: The latest monocular telescope can help you get a view on your outdoor adventure. The monocular telescope observes a bright, clear image through the large wide-angle lens of the light-gathering objective lens. It is very suitable for hiking, rock climbing, bird watching, ball sports, concerts and viewing scenery. 2.16mm Large Eyepiece and 42mm Large Objective Lens The 10-30x42 zoom monocular telescope is equipped with a larger eyepiece and objective lens than ordinary monoculars, ensuring higher light transmittance and a brighter and larger field of view. Share the natural beauty and animal scenery up to 325 feet/1200 yards away with your friends or relatives. 3. The sturdy frame material makes the monocular telescope last longer and can be used in any environment without affecting the experience. Mainly used for outdoor sports, watching games, watching concerts, hiking and bird watching. 4. High-definition high-power monocular telescope. This monocular telescope provides 80x magnification, an objective lens diameter of 100mm, a wide-angle lens and a wide field of view, allowing you to get a wide field of view during your outdoor adventures. It is an ideal choice for outdoor sports enthusiasts and nature explorers, and is also a must-have equipment. Suitable for bird watching, hiking, mountaineering, camping, monitoring and traveling.