GREAT TERMINAL FOR KIDS AND BEGINNERS: The telescope is equipped with 2 eyepieces (H20mm and H6mm) and a 3x Barlow lens for magnification from 15x to 150x, the fully multilayered optics glass with high light transmission creates brighter, clearer and more mesmerizing images, whether you are observing the planets or the moon our telescopes are the best helpers for both adults and kids. Large 70mm Aperture: The telescope is equipped with a large 70mm aperture objective lens for brighter, clearer images. The larger the aperture, the larger the field of view, so you can see clearer images The larger the aperture, the larger the field of view, the clearer the images Professional astronomical telescopes help adults and children aged 8-12 years old observe the planets with greater ease 2000 25 MONOCULAR AND CELL PHONE ADAPTER: Our telescope comes with a 2000 25 monocular and cell phone adapter. Simply attach your cell phone to the cell phone adapter, connect it to the telescope's eyepiece, and you can easily take clear and bright pictures, the monocular telescope is suitable for hiking, bird watching, mountaineering, concerts, tours, ballgames, and scenic viewing. Adults and children can use it Easy to assemble and disassemble . We have a full set of paper and video installation guide.