1.This 10-30X42 Good- Power Magnification ZOOM telescope provides a bright and crisp image and different fields of view. 430ft/1000yards large field of view. Perfect for Hiking, Climbing, Bird watching, Ball games, Concerts, Travel, Watching Scenery 2.The 10-30x42 ZOOM telescope features advanced full multilayer coating technology and a large BAK4 prism lens that increases light transmission and reduces unwanted light reflections while providing clear, Good-contrast, color-accurate images. This ZOOM telescope can provide a beautiful view on your outdoor adventures without getting dizzy even after long viewings. 3.You can adjust the blindfold and focus wheel with one hand with a 10-30x42 ZOOM telescope until you see a clear and bright image, and the smartphone stand and expandable stable tripod will help you easily get HD images or videos 4.Monocular designed for outdoor enthusiasts. It is suitable for all kinds of outdoor sports: animal observation, mountaineering, camping, tourism, hiking, water sports, ball games, scenery viewing, driving, concerts, monitoring, outdoor exploration and other activities. Give you an amazing visual experience!