ROC provides the best of both worlds, an efficient solar charger on one side with wireless charging on the other side. ROC has a built in 10,000mAh battery, LED Flashlight, 2 USB + 1 USB-C ports plus It has a waterproof rating of IP65 protecting it from the elements like heavy rain or dust. ROC provides up to 4X charges of some devices and USB-C Charging in/out for newer Android devices and other devices like GoPro™. and works for both Android and iPhone. 3 charging ports. Supports QI wireless charging. Qi Wireless certified.