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Original Authentic Battery 21700 BAK N21700CG 5000mAh 2c Li-ion Battery for E-bike

Contact me for free samples and coupons.
Whatsapp:0086 18588475571
wechat: 0086 18588475571
Skype: sales10@aixton.com
If you have any concern, we provide 24-hour online help.
xBattery Size | 21700 | Battery Type | Solid State |
---|---|---|---|
Cycle Life | 500 Cycles | Cathode Materials | LiCoO2 |
Application | Consumer Electronics, Power Tools, Toys, Home Appliances, Consumer Electronics | Weight | About 70g |
Operating Temperature(℃) | -20~60℃ | Type | Li-Ion |
Standard Charge Current | 0.2C | Size | 70.75*21.4 (mm)Max |
Max Charge Current | 5000mA | Discharge Cut Off Voltage | 2.5V |
Charging Mode | CC/CV | Warranty | 12 Months |
Battery Type | 21700 Rechargeable Li-ion | Cathode Material | LiCoO2 |
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Battery Size | 21700 |
Battery Type | Solid state |
Cycle Life | 500 cycles |
Cathode Materials | LiCoO2 |
Application | Consumer Electronics, Power Tools, Toys, Home Appliances |
Weight | about 70g |
Operating Temperature | -20~60℃ |
Type | Li-Ion |
Standard charge current | 0.2C |
Size | 70.75*21.4 (mm)Max |
Max charge current | 5000mA |
Discharge cut off voltage | 2.5V |
Charging mode | CC/CV |
Warranty | 12 Months |

Product features | 1: higher energy | Charging Temperature | 0~45℃ |
2: 3C discharge rate | |||
Nominal capacity | 5000mAh (0.2C)/min 4900mAh (0.2C) |
Discharging Temperature | -20 ~ 60℃ |
Nominal voltage | 3.6V | Storage temperature |
≤1 month: 45~60℃ ≤3 months: 25~45℃ ≤12 months: -20~25℃ ≤60%RH Recharge every 6 months |
Max charge voltage | 4.2V(cut off charging current 34mA) | Humidity Range | 0~60% (non-condensing) |
Discharge cut off voltage | 2.5V | Dimension | 70.75*21.4 (mm) Max |
Standard charge current | 0.2C | Weight | ≤70g |
Max charge current | 1C (at 25℃, not for cycle life) | Brand | BAKTH / Neutral / OEM |
Standard dischrge current | 0.2C | Warranty | 12 Months |
Max dischrge current | 3C (25℃, not for cycle life) | PCB/PCM | none |
Charging mode | CC/CV | Connector | none |
Internal resistance | ≤30mΩ (AC Impedance, 1000Hz) | Battery type | Li-ion |
Cycle life | 500 cycles | Rechargeable or not | Yes |
The battery pack can be customized according to customer requirements, please contact the store customer service.

- "Customized" battery voltage, capacity size and case.
- "Customized" connect plug and socket, Cable, waterproof.
- "Customized" special battery packs for any applications.
- "Customized" BMS charging and discharging current, balance function with communication protocol, etc.
- High energy density - potential for yet higher capacities.
- Does not need prolonged priming when new. One regular charge is all that's needed.
- Relatively low self-discharge - self-discharge is less than half that of nickel-based batteries.
- Low Maintenance - no periodic discharge is needed; there is no memory.
- Specialty cells can provide very high current to applications such as power tools.
Passed the below safety tests (Drop shock, Impact, Squeeze, Soak, Bonfire, over-charge, over-discharge). No leakage, no venting, no disassembly, no rupture and no fire with stable chemical structure.




- Profession: We have 20 year battery pack assembly Design and production experience.
- Factory Direct Sales: Provide customers with high-quality product packaging and PCB/BMS.
- High Quality: ISO 9001 and ISO 14001 certified.
- OEM & ODM: We have won the customer recognition of the world's top 500 enterprises.
- Good Service: Perfect and fast technology and after-sales service.

With 20 years design and production experience in battery pack assembling. Shenzhen BAK Technology Co Ltd focus on the design and production of various rechargeable battery packs and circuit protection systems. Backed by excellent R&D team and advance production & testing facilities, we provide our customers from all over the world with high quality products of battery packs & PCB/BMS as well as perfect and rapid technology and after-sales service. Today, Shenzhen BAK Technology's marketing network has successfully expanded to worldwide.



By express: about 1~2 weeks, some destinations maybe longer delivery time;
By air: about 2~3 weeks, some destinations maybe longer delivery time;
By sea: 20~60 days according to different countries.
By train: 30~45 days according to different countries.
Ship through your own shipping agent is acceptable too.
Contact us for more details about up-to-date price, packing, shipping and discount, customized battery pack or brands are welcomed!!!
