Battery model: 18650 Li-ion battery 3500mAh
Nominal voltage: 3.65V
Charging voltage: 4.2V
Nominal capacity: 3500mAh
Standard charge current: 0.2C
Max continuous charge current: 3.4A
Standard discharge current: 0.2C
Max continuous discharge current: 10.2A
Cell dimension: Cylinder 18*65mm
Cell weight: 50g   
PCB: Available                         
Connector: Available
li ion battery 18650