BAK N21700CD-53E 5300mAh 3.6V Li-ion Battery

21700 5300mAh BAK N21700CD-53E high capacity 3.6V rechargeable Lithium-ion battery

* Model Name: 21700 Bare Cell (Unprotected)
* Part No.: BAK N21700CD-53E
* Maximum Size: (D）21.4*（L）70.75mm（±0.15mm）
* Nominal Voltage: 3.66V
* Nominal Capacity: 5300mAh
* Cell made in China
* Continuous Maximum Discharge Current: 10.6A
* Weight (Max.): 71.0g
* Customize Battery Pack accept

Description

1. 21700 Li-ion Rechargeable Battery Cell BAK N21700CD-53E
2. Typical Capacity: 5300mAh (Minimum Capacity: 5150mAh)
3. Nominal Voltage: 3.6V
4. Charging Method: CC-CV
5. Charging Voltage: 4.20V
6 Maximum Charge Current: 5300mA
7 Maximum Discharge Current: 10.6A
8 Cycle Life: Capacity ≥ 80% @ after 500cycles(80% of the Rated Discharge Capacity @ RT)
- Charge: 0.5C constant current charge to 4.20V followed by 4.20V constant voltage charge to cut-off current≤ 0.01C (51.5mA)；
- Discharge: 1C constant current discharge to cut-off voltage≤2.5V.
9. Temperature
-1 year: -20~25℃
-3 months: -20~45℃
-1 month: -20~60℃
10. Customize option: Top (Button/Flat), Battery Pack, Private label, Packing…

Battery Safety Tips/Caution

Please fully charge the battery before first use.
The battery’s positive terminal may become hot during charging. Please do not touch it.
Do not short circuit. Please keep it away from loose change and metal objects.
Do not immerse battery in any liquid, including water.
Do not expose the battery to direct sunlight or high temperature. Keep it away from fire.
Do not crush, puncture, disassemble, or modify the battery.
Do not reverse the positive (+) and negative (-) terminals when charging or using the battery.
Immediately stop using if battery if it has abnormalities, such as unusual smell, overheating, discoloration, or deformation.
On exposure to battery electrolytes, rinse immediately with water and seek medical treatment.
Keep the battery away from children and pets.

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