The Zoom Convert Fast Wireless Power Bank contains a 20,000 mAh Grade A Lithium Polymer battery, wireless charging transmitter/receiver. You can charge your phone through wireless charging or charge with a cable. The power bank itself can be charged with the included micro to USB cable or place the power bank (back side without silicone ring) on any wireless charging pad/charger for recharging. Three USB Outputs: 5V/2.4A max; Micro Input: 5V/2.4A; Lightning Input: 5V/1A. It supports three different charging modes, 7.5W for iPhone 12/12 Pro/12 Pro Max/12 mini/11/11 Pro/11 Pro Max/XS/XS Max/XR/X/8/8 Plus; 10W for Samsung Galaxy S9/S9 plus/S8/S8 Plus/Note 9/8 and more, and 5W standard charging for all enabled devices. It works with most plastic phone cases on. Packed in Zoom gift box.