Active Member
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[China]
Address: MinXin commerce building, BaiHua Dong,GuangMing Street,ShenZhen,China
Contact name:Alex
Unitech Energy System Limited |
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18650 3.7V Lithium ion battery pack 2000mAh Rechargeable Battery Cells
Battery specification:
| No. | Items | Specifications | Remark | |
| 1 | Nominal Capacity | 2000mAh | 0.2C Standard discharge | |
| 3 | Nominal Voltage | 3.7V | Mean Operation Voltage | |
| 4 | Delivery voltage | 3.80~3.9V | Within 10 days from Factory | |
| 5 | Charge Voltage | 4.2V±0.03V | By standard charge method | |
| 6 | Standard charging method | 0.2C constant current,4.2V constant voltage charge to 4.2V,continue charging till current decline to≤0.01C | ||
| 7 | Charge current | 0.2C | 400mA | Standard charge, charge time about 6h(Ref) |
| 0.5C | 1000mA | Rapid Charge, charge time about: 3h(Ref) | ||
| 8 | Standard discharging method | 0.2C constant current discharge to3.0V | ||
| 9 | Cell Internal Impedance | ≤50mΩ | Internal resistance measured at AC 1KHZafter 50% charge | |
| 10 | Maximum charge current | 1C | 2000mA | For continuous charging mod |
| 11 | Maximum discharge current | 2C | 4000mA | For continuous discharge mod |
| 12 | Operation Temperature and relative humidity Range | Charge | 0~45℃ 60±25%R.H. | Charge at a very low temperature such as blew0℃,will be get a lower capacity and reduce cycle life of the battery |
| Discharge | -20~60℃ 60±25%R.H. | |||
| 13 | Storage temperature for a long time | ‘-20~25℃ 60±25%R.H. | Do not storage exceed half year. Must charge once when storage for half year. must charge the battery which with protect circuit when storage for three months. | |
Features:
1.Good quality with competitive price.
2.High transfer efficiency low resistance and energy saving.
3.Perfectly compatible with digital devices.
4.All 3.7v Cylinder Lithium Ion Battery has approved with CE RoHS,MSDS certifications.
5.Good performance at high temperature and high temperature resistance
6.Small size, light weight: 1/2 size of lead acid battery, 70% size of Ni-MH Ni Cd battery, 1/2 weight of lead acid battery
Applications:
1.High-End Flashlights;
2.Portable power supply;
3.Power tools;
4.Electric Vehicle;
5.E-bike;
6.E-scooter;
7.Mobile power bank;
8.Emergency light;
9.Lamp, LED light and so on
Warning:
1.Use an original or reliable charger.
2.Do not throw the battery into fire or water.
3.To avoid keeping it at the temperature above 45 degrees or it may
cause explosion.
4.Do not pressing it or dropping it from the high altitude.
5.To prevent short circuit, never to put it together with
conductors such as keys and coins, etc.
6.Keep the battery in a cool dry surrounding if its stand by.
