The advantage of solar chargers is obviously that the sun can be used to charge mobile devices. There is no obstruction to mains power, and the local advantages of barren mountains are even more obvious. Of course, there are disadvantages, that is, there must be the sun, and the speed of charging is really making you anxious. The solar charger is inspired by ancient papyrus paper. Its compact design and aluminum shell make it more convenient to carry around. The emphasis is on increasing the area of ​​the solar panel and charging more. When you use it, you only need to pull out the solar panel. The bottom is integrated with a switch, USB interface, and there are 5 LED lights to show the percentage of power respectively. Design: WAACS Design Sling,Flat Belt Sling,Webbing Sling Belt,Polyester Flat Webbing Sling Jiangsu Zhongyi Work Rigging Co., Ltd. , https://www.zy-rigging.com