Dual Adjustable Eyepiece System: Equipped with a dual adjustment system for eyepiece and objective lenses, along with a high transmittance optical glass prism system, it provides a full screen view with no black borders, offering excellent shooting results. 16X Telephoto Lens: With high definition telephoto capabilities, it captures clear details, allowing your phone to take photos or videos with up to 15X optical lossless zoom, making it perfect for outdoor use. Multiple Shooting Modes: It is easy to install and offers various shooting modes, including tripod shooting mode, telescope mode, and handheld shooting. Large Aperture Objective Lens: The large aperture and magnification ratio ensure ample light intake, brighter imaging, high resolution, and clear visibility even at a distance. Wide Applications: The telescope is suitable for long distance shooting of animals, plants, and can also be used at concerts, as it provides an amplified view, giving the feeling of sitting in the front row.