Sanyo NCR20700B 4250mAh 15A Battery - NCR20700B Specifications: Model: NCR20700B Size: 20700 Style: Flat Top Chemistry: NCR Nominal Capacity: 4250mAh Continuous Discharge Rating: 15A Nominal Voltage: 3.6v Protected: No Rechargeable: Yes Approximate Dimensions: 20.35mm x 70.3mm Approximate Weight: 63g