The ANKER POWERCORE III 10K WIRELESS PORTABLE CHARGER features an 18W USB-C quick charge and 10W wireless charging that is certified by QI. The Benefit of Anker: Become one of the 55 million+ people using our cutting-edge technology. Wireless Charging on-the-Go: Qi-certified to deliver a maximum of 10W of wireless charging power to mobile devices such as earphones or phones. Quick Charge USB Technology: To provide a robust 18W charge for your phone or tablet, connect to either the USB-C or USB-A port. Desktop Mode: By connecting PowerCore to a power source via the USB-C port, you can use it as a wireless pad. While fully recharging PowerCore's internal battery, you can charge your device wirelessly.