| item | Specification | |
| 1 | Model No. | 18650 |
| 2 | Nominal capacity | 2000mAh |
| 3 | Minimum capacity | 2000mAh |
| 4 | Charge Voltage | 4.2 ± 0.05 V |
| 5 | Nominal Voltage | 3.6V |
| 6 | Charging method | CC-CV (2.5V cut-off) |
| 7 | Charging current | Standard charge: 0.75A Rapid charge: 4A |
| 8 | Charging time | Standard charge: 300min Rapid chare: 40min ( at 25°C) |
| 9 | Max. Discharge current ( continuous) | 5A(at 25°C), 60% at 250 cycle |
| 10 | Discharge cut-off voltage | 2.75V |
| 11 | Cell Weight | 50.0g max |
| 12 | Cell dimension | Height : 64.60±0.15mm Diameter : 18.15±0.1 |
| 13 | Operating temperature | Charge : 0 to 50°C ( recommended recharge release <45°C) Discharge: -20 to 75°C ( recommended recharge release <60°C) |
| 14 | Storage temperature | 18 months : -20~25°C 3 months : -30~45°C 1 month : -30~60°C |
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