BW-T64
Battery Type : A-grade Li-Polymer Battery
Battery Capacity : 20000mAh 3.7V (74Wh)
Micro USB Input : DC 5V/2.1A                                                                  
Input-Type-C : 5V/2.1A 
USB Output : DC 5V/2.4A (max)
Charging Time : 10-11 hrs
Charging Cycle : 300 to 500 times
Indicators : LED Indicators
Protection : Short Circuit  , Over Current  , Over Voltage , Over Charge , Over Discharge