Industrial Series Matching Voltage, Resistance and Capacity   High Power Cell Model: 25P Size: 18650 Style: Flat Top Typical Capacity: 2500mAh MAX Continuous Discharge Rating: 20A Rechargeable: Yes Nominal Voltage: 3.60V End of Charge Voltage: 4.20V End of Discharge Voltage 2.50V Approximate Dimensions: 18.40mm x 64.95mm Approximate Weight: 48g