1. Capacity: 4000mAh
2. Battery: High Quality Lithium Polymer
3. Built-in Micro with Lightning or Type C connector
4. Input: DC 5V/2A    Output: DC 5V/1A~2A
5. Perfectly compatible with smart mobiles and all 5V digital devices
6. With Over charge, discharge, Overcurrent, Short-circuit, Overvoltage protection.

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