Nobby Comfort NBC-PB-08-02 Dark Blue 8000mAh: power bank with LCD display to accurately determine the battery level of the device, button for switching on and off the battery, two USB outputs for charging a mobile device, microUSB input for charging the Nobby power bank. The device has built-in protection against short circuit, overcurrent, overvoltage, overcharge, deep discharge, and overheating. It supports flow-through charging, current load of max 2.1 A, more than 600 charge cycles, and has a capacity of 8000mAh.