| Customization: | Available |
|---|---|
| Type: | Li-ion Battery |
| Cathode Material: | NCM |
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Factory Price High Quality Li-ion Battery 3.7V 18650 21700 2600mAh 4000mAh 5000mAh for E bike, battery pack, drill, RC airplane, etc Li-ion Battery cell
| Model NO. | 21700 SA |
| Battery Size | 21*70mm |
| Typical Capacity | 4000mAh |
| Usage | flashlight,Power Tools,Battery pack |
| Nominal Cell Voltage | 3.7 V |
| Charge voltage | 4.2 V |
| Discharge cut-off voltage | 2.5V |
| Weight | 48g |
| Chemical System | Lithium ion Battery |
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