... rest battery for 10min, then discharging at 0.2C to voltage 3.0V, recording the discharging time.≥300min5.21C Capacity1CAfter standard ... , rest battery for 10min, then discharging at 1C to voltage 3.0V, recording the discharging time.≥54min5.3Cycle LifeConstant current ... 28days, discharging at 0.2C to voltage 3.0V, recording the discharging time.≥240min 3.7v 14500 li-ion cylindrical rechargeable ...