Power Bank 10000mAh Portable Charger with Dual High Speed Charging outputs,External Battery Pack with Visible LCD Screen,Compact Charging Bank Compatible with iPhone,Samsung Galaxy,ipad and More: (1)Dual inputs and Dual outputs with Hight Speed Charging Cords-USB C cord+Lightning Cord: 1. High Speed Charging USB C cord: Special for power bank fast recharging,it also compatible with Samsung phones. For reaching the High Speed Charing purpose to the Power bank and Samsung phones. We are offering you this USB C cord instead of a normal Micro USB cord. It only takes about 5 and half hours to FULL charge it by using this USB Type C cord and a 5V2.1A Adapter. REMARKS: It is better to use a 5V/2.1a adapter instead of a 5V/1A one, or the adapter may get HOT easily.