A fully charged 10,000mAh power bank should charge an iPhone 2 3 times from zero to full charge, before needing to be recharged itself. It should charge most modern Android phones 1.5 2 times from zero to full charge. This 20W power bank can charge your phone faster than a standard 10W power bank. Featuring a carbon fibre pattern design, and an LED display to help you keep track of how much power is remaining in your power bank. 14 ( l ) x 7 ( w ) x 1.5 ( h ) cm ABS lithium polymer battery capacity: 10,000mAh 2 x USB A, 1 x Micro USB & 1 x Type C port Micro USB Input: 10W (max): 5V/2A Type C input: 20W (max): 5V/2A, 9V/2A, 12V/1.67A USB A outputs: 10W (max): 5V/2A Type C Output: 20W (max): 5V/2.1A, 9V/2A, 12V/1.67A LED display includes fast charging Type C charging cable packaged in a 2-piece, black Alex Varga presentation box