With this Celly Power bank you will never be without power again! The high capacity of 10,000mAh allows you to charge most devices up to 5 times (based on devices with a 2000mAh battery). The lightweight and compact design makes it easy to take the power bank with you on the road. The Celly power bank has two USB ports with a total output of 2.1A to charge your devices and a MicroUSB input port to charge the power bank.