1.10-30x42 ZOOM telescope Good- Power ZOOM telescope telescopes is equipped with a real 16mm eyepiece and a 42mm large objective lens, which can achieve a maximum ZOOM telescope effect of 30 times, farther and clearer. It has a top-level wide field of view and can be used with your smartphone to get ultra-clear images and record them, which is very convenient for you to do some observation and monitoring activities when traveling outdoors, such as observing birds, hiking. 2.The smartphone ZOOM telescope is equipped with a quick-fix phone holder and tripod. Easy to install and compatible with various models of phones such as iPhone. Using a tripod and a smartphone together can make the imaging more stable and the viewing distance longer. At the same time, the ZOOM telescope of the smartphone can take pictures and provide Good-definition pictures. 3.This is a compact adult Good-powered ZOOM telescope, designed for one-handed use by outdoor enthusiasts. Helps you focus on your target quickly and accurately with one hand. Suitable for all kinds of outdoor sports, water sports, ball games, concert activities. 4.The 10-30x56 ZOOM telescope is equipped with larger eyepieces and objectives than ordinary ZOOM telescope, ensuring more light transmittance and a brighter and larger field of view. Share the natural beauty of up to 325 feet/1200 yards with your friends or relatives.