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Joykoo Un38.3 Approved Lithium Battery 21700 -4000mAh Ncm Battery with 8000-1000 Times Cycle

China Joykoo Un38.3 Approved Lithium Battery 21700-4000mAh Ncm Battery with 8000-1000 Times Cycle, Find details about China Ncm Cell, 3.7 Volt from Joykoo Un38.3 Approved Lithium Battery 21700-4000mAh Ncm Battery with 8000-1000 Times Cycle

Model NO.
21700-4000mAh
Cycle Life
800-1000cycles
Application
E-Bike Battery
Charge Voltage
4.2V
Discharge Voltage
2.75V
Nominal Voltage
3.7V
Max Charge Current
4000mA
Max Discharge Current
12000mA
Lead Time
5-7 Days
Shipment
by Sea
Warranty
6 Months
Color
Pink
Trademark
Joykoo
Transport Package
Export Standard
Specification
3.7V 4000mAh
Origin
China
HS Code
8507600090
Model NO.
21700-4000mAh
Cycle Life
800-1000cycles
Application
E-Bike Battery
Charge Voltage
4.2V
Discharge Voltage
2.75V
Nominal Voltage
3.7V
Max Charge Current
4000mA
Max Discharge Current
12000mA
Lead Time
5-7 Days
Shipment
by Sea
Warranty
6 Months
Color
Pink
Trademark
Joykoo
Transport Package
Export Standard
Specification
3.7V 4000mAh
Origin
China
HS Code
8507600090
>>Joykoo UN38.3 approved lithium battery  21700-4000mAh NCM battery with 8000-1000 times cycle
Feature:
  1. Most Safety, NCM cell, best choice for lithium.
  2. Good Performance, good consistence for matching or grouping.
  3. Size Advantage, approximate half size for lead acid.
  4. Weight Advantage, Same capacity weight is much less.
  5. Long cycle life, single cell more than 80% after 1000 cycles.
  6. No memory effects, high efficiency, can charge anytime.
  7. High temperature performance is great.
  8. Low self-discharge, monthly rate is less 3%.
  9. Easy assembly and maintenance for customers
>>Nominal Specification
  ItemSpecificationRemarks
4.1 Typical Capacity4000mAh0.2 C5A discharge
4.2Minimum Capacity4000mAh0.2 C5A discharge
4.3 Nominal Voltage3.7V 
4.4 Discharging Voltage (Min)2.75V 
4.5 Charging Voltage (Max.)4.20±0.05V 
4.6 Charging Current(Std.)800mA0.2C5A(0 ~ +40°C)
4.7 Discharging Current(Std.)800mA0.2C5A(-20 ~ +60°C)
4.8 Max Charging Current 4000mA1.0 C5A(0 ~ +40°C)
4.9 Max Discharging Current 12000mA3.0 C5A(-20 ~ +60°C)
4.10 Max continuous Discharging Current12000mA3.0 C5A(5 ~ +45°C)
4.11 Internal Impedance≤60.0mΩ      AC Impedance 1kHz
4.12 Weight70g About
4.13 Storage temperature range< 1 Month-20 ~ +60°C 
< 3 Month-20 ~ +45°C
< 12 Month-20 ~ +25°C
4.14 Charging temperature
 range
 		 0 ~ +45°C 

Joykoo Lithium-ion Battery 3.7 Volt 4000mAh NCM 21700 3c Cell for E-bikes etc
Joykoo Un38.3 Approved Lithium Battery 21700-4000mAh Ncm Battery with 8000-1000 Times CycleJoykoo Lithium-ion Battery 3.7 Volt 4000mAh NCM 21700 3c Cell for E-bikes etc
Joykoo Un38.3 Approved Lithium Battery 21700-4000mAh Ncm Battery with 8000-1000 Times CycleJoykoo Lithium-ion Battery 3.7 Volt 4000mAh NCM 21700 3c Cell for E-bikes etc
Joykoo Un38.3 Approved Lithium Battery 21700-4000mAh Ncm Battery with 8000-1000 Times CycleJoykoo Lithium-ion Battery 3.7 Volt 4000mAh NCM 21700 3c Cell for E-bikes etc
Joykoo Un38.3 Approved Lithium Battery 21700-4000mAh Ncm Battery with 8000-1000 Times CycleJoykoo Lithium-ion Battery 3.7 Volt 4000mAh NCM 21700 3c Cell for E-bikes etc
Joykoo Un38.3 Approved Lithium Battery 21700-4000mAh Ncm Battery with 8000-1000 Times CycleJoykoo Lithium-ion Battery 3.7 Volt 4000mAh NCM 21700 3c Cell for E-bikes etc
Joykoo Un38.3 Approved Lithium Battery 21700-4000mAh Ncm Battery with 8000-1000 Times Cycle
Joykoo Un38.3 Approved Lithium Battery 21700-4000mAh Ncm Battery with 8000-1000 Times CycleJoykoo Un38.3 Approved Lithium Battery 21700-4000mAh Ncm Battery with 8000-1000 Times CycleJoykoo Un38.3 Approved Lithium Battery 21700-4000mAh Ncm Battery with 8000-1000 Times CycleJoykoo Un38.3 Approved Lithium Battery 21700-4000mAh Ncm Battery with 8000-1000 Times CycleJoykoo Un38.3 Approved Lithium Battery 21700-4000mAh Ncm Battery with 8000-1000 Times CycleJoykoo Un38.3 Approved Lithium Battery 21700-4000mAh Ncm Battery with 8000-1000 Times Cycle
>>About us
Shenzhen Koko Electronic Co.,Ltd is one of the professional lithium battery manufacturers in China. We are committed to provide customers with most safety and best performance lithium batteries. Our management team have more than 10 years experience, with more than 3000 square meters plant, now we can afford for most of the customers. After move to new industry park, our monthly output will raise a lot . Our factory have professional cell and battery testing lab, which insured the best quality products for our customers. Most important, our sales and service team travelling all over the world to get the feedback from the customers and improving our products always. So, It is highly appreciated that if you can choose us and grow up together.

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