4XEM 20,000 maH Mobile Solar Power Bank and Charger (Black) - 20,000 maH Mobile Solar Power Bank and Charger fitted for wireless charging with access to 3 input ports: Solar, USB-C, and micro-USB (Black colour decal) For Mobile Device, iPhone, iPod, iPad, Bluetooth Device, GPS Device, Digital Camera, PSP, e-book Reader, Tablet PC, Gaming Console, ... - Lithium Polymer (Li-Polymer) - 20000 mAh - 3 A - 5 V DC Output - 5 V DC Input - 3 x - Black: