| No, | Item | General Parameters | Remark |
| 1 | Rated Capacity | Typical 2000mAh | Standard discharge(0.2C) |
| Minimum 1950mAh | After standard charge | ||
| 2 | Nominal Voltage | 3.7V | Mean Operation Voltage |
| 3 | Voltage at end of Discharge | 3.0V | Discharge Cut-off Voltage |
| 4 | Charging Voltage | 4.2V | Charge Cut-off Voltage |
| 5 | Internal Impedance | less or equal to 70mΩ | Internal resistance measured at AC 1KHz after 50%charge) The measure must uses the new batteries that within one week after shipment and cycles less than 5 times. |
| 6 | Standard charge | Constant Current 0.2C5 A Constant Voltage 4.2V 0.01 C5A Cut off | |
| 7 | Standard discharge | Contant current 0.2C5 A end Voltage 3.0V | |
| 8 | Fast Charge | Constant Current 1.0C5 A Constant Voltage 4.2V 0.01 C5A cut off | |
| 9 | Fast discharge | Constant Current 1.0C5 A end Voltage 3.0V | |
| 10 | Maximum Continous Charge current | 1.0C5 A | |
| 11 | Maximum Continous Discharge current | 2.0C5 A | |
| 12 | Operation Temperature range | Charge:0~45 degree | 60±25%R.H. bare cell |
| Discharge :-10~60 ℃ | |||
| 13 | Storage Temperature range | Less than 1 year: -20~25 ℃ | 60±25%R.H. at the shipment state |
| less than 3 months:-20~40 ℃ | |||
| less than 7 days:-20~60℃ | |||
| 14 | Cell Dimension | High:64.70±0.5mm | Initial Dimension |
| Diameter:18.0±0.5mm |
Features for 18650 3.7V Lithium Ion Cylindrical Battery With CNS15364 Certification For Taiwan

