It not only a phones holder・ but also a wireless car charger for your phone・ and the charging conversion rate is more and equal to 72 percent. Great equipment for your driving journey.Main Features:￠ Compatible width is 6.5 - 9cm￠ One key to stretch・ convenient operation￠ Silicone foothold・ protects your phone from scratches￠ 360-degree rotation・ adjust to the optimal view angle￠ Environmental ABS material・ healthy and durable￠ You need put phone on the holder and achieve fast charge ( receiving distance: less and equal to 10mm )Usage: press the buckle on the back and bounce and wings・ put your phone on the holder ( charging transmitter ) and clip tightly・ connect the power via micro USB cable ( the green light will turn on )・ when it turns to blue light and your phone displays charging state・ it means that it is succeeded.Note: only supports these phones which are equipped with wireless charge function