BAK 21700 3.7V 4500mAh LiFePO4 battery is a type of rechargeable battery that uses lithium-ion (Li-ion) as the cathode material. Li-ion batteries have several advantages over other lithium-ion batteries, such as higher safety, longer cycle life, lower self-discharge, and better performance at high temperatures. A 21700 lithium-ion battery has a cylindrical shape with a diameter of 21 mm and a height of 70 mm. It has a nominal voltage of 3.7 V and a nominal capacity of 4500 mAh. It can be used for various applications, such as electric vehicles, solar energy storage, backup power, and flashlights.BAK 21700 3.7V 4500mAH Lithium-ion Battery Cell In Pakistan.
Specification of BAK 21700 3.7V 4500mAH Lithium-ion Battery Cell:
- Manufacturer: BAK
- Model: N21700CG
- Size: 21700
- Positive Terminal: Flat Top
- Nominal Capacity: 4500mAh
- Life Cycle: 1500
- IR: 15-20
- Nominal Voltage: 3.7V
- Maximum Voltage: 4.2V
- Discharge cut-off Voltage: 2.5V
- Protected: No
- Rechargeable: Yes
- Approx. Dimensions: 21mm x 70mm
- Approx. Weight: 48g
- Country of Origin: China
- DATA Sheet BAK 21700 3.7V 4500mAH Rechargeable Lithium-ion Battery Cells.
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Package Include:
- 1 x BAK 21700 3.7V 4500mAH Lithium ion Battery Cell In Pakistan
I have become fond of BAK brand lithium batteries due to there performance and value for money. Haven’t tested these batteries but these seem genuine and new from BAK.