This umbrella equipped with 12 flexible solar panels on the umbrella surface not only can be used for sunshading, but also can charge your mobile phone. In just 3 hours, the general mobile phone can be fully charged. At the same time, the built-in antenna of this umbrella also has the function of enhancing the signal of the mobile phone, and can serve the mobile phone within a radius of one meter. Camlock Coupling Type F,Aluminium Camlock Coupling,1/2-8 Camlock Type F,Bsp/npt Thread Camlock Type F Hebei Yuanbai Technology Co., Ltd. , https://www.yuanbaikeji.com 
