18X: The telescope has a 18X magnification, which can adjust the focal length well, and it can be used as a monocular Universal: The telescope is suitable for most types of mobile phones, and the mobile phone has a rear camera that can be connected to the telescope via a clip High Definition: The imaging definition of mobile phones can be significantly improved, which will offer you a clear photo Wide Use: It is suitable for watching games, concerts, traveling, observing animals, and journalists from a distance Waterproof: The phone telescope is waterproof, which can be used for outdoor, travel, hiking, camping, etc