Feature: ● 4 LED indicating the current capacity: 25% -50% -75% - 100%; ● 5V/1A, 5V/2.1A two USB ptional tips; ● Closed to “0” self-discharging when step into deep dormancy; Specification: ● Real capacity: 10000mAh ● Cell type: Lithium ● Input: DC 5V/1A ● Output: DC 5V/1A, DC 5V/2.