Type: 18650 Li-ion battery

Typical capacity: 3000mAh

Max continuous discharge: 20A

Nominal voltage: 3.6V

Max charge voltage: 4.2V plus or minus0.05V

Max charge current: 4000mA

Standard discharge current: 20A

Max discharge current: 30A

Operating temperature: 0 - 50 degreecentigrade (charge), -20 - 75 degree centigrade (discharge)