| Type: | Lithium Battery |
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| Charger Application: | Standard Battery |
| Nominal Voltage: | 3.7V |
| Samples: |
same as big order
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| Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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| Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Suppliers with verified business licenses
Audited Supplier
| Size | 21*70mm |
| Rated Voltage | 3.7V |
| Rated Capacity | 4000mAh |
| Internal Resitance | 20mΩ |
| Net Weight | 59g |
| Cut-off Discharge Voltage | 2.75V |
| Charge Upper Limit Voltage | 4.20±0.05V |
| Charging Time | 1.5 hours(with Efest battery charger) |
| Max Discharging Current | 30A |
| Continuous Discharging Current | 20A |
| Cycle Life | >500s |
| Standard charger | cc/cv(max ,charging rate 2A) |
| Warranty | 1 years |
| Operating Temperature | charge (0 ~ 45°C) |
| discharge (-20 ~ 60°C) | |
| Storage Temperature | within 1 month (-20~ 50°C) |
| within 3 months (-20~ 40°C) | |
| within 3 months (-20~ 20°C) |
Suppliers with verified business licenses
Audited Supplier 
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