Material Grade A 18650 lithium battery  + PC painting 
Color Grey/green/yellow/blue/Red 
Voltage/Current Input:DC5V/2000mA    Dual Output:DC5V/1000mA & DC5V/2100mA 
Charging time 6-7hours 
Lifecycle ≥500 times 
Power indicator Yes, four indicators show remaining power 
LED flash light Yes,emergency LED light 
LCD display No 
Input/Output Micro input quick charge 3.0 , type C input   USB port QC3.0 
Features Emergency LED light, power indicators 
Capacity 15600mAh(QC 3.0 version for optional)