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Battery Capacity: 20000mAh 3.85V ( 77Wh )
Battery Core: Polymer
Interface: Micro USB(input), USB(output)
Input: DC 5V/2A, 9V/2A, 12V/1.5A
Output: 2* DC 5.1V/2.4A, 9V/2A 12V/1.5A (18W Max)
Charging Time: about 6.2 hours ( 9V/2A or 12V/1.5A); about 10 hours ( 5V/2A)
Charge Temperature: 0℃-45℃
Discharge temperature: -20℃~+60℃
Size: 135.5 x 67.6 x 23.9 mm
Support Quick Charge 3.0 Input & Output
Support small current charger
Short-circuit Protection, Input Overvoltage Protection, Output Over-Current Protection, Onput Overvoltage Protection, Over-charge Protection.
Four LEDs to show battery level.
Compatible with iPhone, HTC, Samsung, smartphone Tablet PC and Mi Band(the power bank will adjust the output power automatically to meet different devices' needs)
Human engineering round conner design, more comfortable to handle.
With anodic oxidation technology.
1 x Xiaomi 20000mAh Power Bank 2
1 x USB Cable
1 x manual