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Icr 3.7V Lithium Ion Battery 18650 Cell And Battery Pack

Products specification Specification: specification Capacity: a) *Nominal: 2200mAh b) *Min.: 1950mAh *Dimensions: a) *Diameter: 18+/-0.2mm b) *Height: 68+/-0.2mm *Weight (typical): approx. 46g * Nominal voltage: average 3.7V * Cut-off voltage: 3.0V *Internal impedance: less or equal to 180...


Products specification



a) *Nominal: 2200mAh
b) *Min.: 1950mAh 
a) *Diameter: 18+/-0.2mm
b) *Height: 68+/-0.2mm 
*Weight (typical): approx. 46g 
* Nominal voltage: average 3.7V 
* Cut-off voltage: 3.0V
*Internal impedance: less or equal to 180 milliohm (with PTC) 
* Cycle performance: 90% of initial capacity at 400 cycles 
* Cycle life: > 500 cycles
* Charge: current = 0.5C mA, voltage = 4.2V, end current = 0.01mA 
* Discharge: current = 0.5C mA, end voltage = 3.0V
*Max. charging current: 1.5C mA
* Max. discharging current 1.5C mA (for continuous discharge)


* Lithium ion 18650 cylindrical rechargeable battery 
*3.7V 2400mAh high capacity
* Higher energy density and lower weight than other types of rechargeable 
*Manufactured under ISO9001 to assure quality
* Internal PCB protects against under and over charging - low voltage 2.8V, high 
voltage 4.2V 
*Battery tested based on International Electrotechnical Commission (IEC) standard 
to ensure capacity, quality and life time 






18.5V 5000mAh.jpg



2. About our production line




3. About our factory

KAYO BATTERY, a Japan-China joint venture company, was founded in 1999 and completed the technology transfer from Japan. KAYO is a professional battery manufacturer specialized in the development and manufacture of Lithium Battery, and has learned mature management experience from Japan on many aspects. 



Why choose us

1: we have all kinds of certificate to meet your difference marketing.


2.we have strict quality control way

E:KAYO maintains and strictly executes the quality management system ISO9001, including IQC、IPQC、QA, QE,FQC and measurement test. Advanced testing equipments insure the quality of batteries to be reliable and stable.

F:FQC In charge of the final quality inspection before shipment.




METROLOGY  Metrological controls.



3.We have good after sales

Refund request

If spare parts are not complete, please call us and feedback details within 7 days, 

we will send replacement immediately.


You are warmly welcomed to contact with us if you are interested in any commodities exhibited on the fair.



For the trade way:




About our packing factory:



1. Q: Your are Japan company?

A: KAYO BATTERY, a Japan-China joint venture company, was founded in 1999 and completed the technology transfer from Japan.Now it is managed by Chinese people in 2014,but we still keep the Japanese technology.

2. Q: What kinds of products your are production?

 A: we produced lithium battery and li-ion battery, polymer battery ,NI-MH battery

Which are widely used in1.Light: headlamp, emergency light, sloar flashlight, searchlight, lanten,bicycle light, LED light, military 

flashlight, high-end flashlight, high power flashlight, bright flashlight.

2.Outdoor sports products: camping light, mountain bike light, solor emergency light, self-defense flashlight,

3.Customer electronics: MPS, Tablet PC. laptop, Bluetooth earphone, power bank, portable DVD player, 

speaker, microphone, sound equipment, audio, Digital camera, vidican.

4.Home appliances products: electric mop, electric vacuum cleaner, electric children toys, electric shoes, 

electric blanket.

5.Medical devices

6.Instruments and meters: water meter, gas meter.

7.Electric transportation vehicles: electric bike, electric car, e-scooter, electric motor

8.Power tools: electric drill, mower



6.  Q: Are you manufacturer or simply trading company?

     A: We are manufacturer, and we sincerely welcome you to visit our factory!

7.  Q: what’s guarantee time?

     A: Sincere Service

*The refund request should be put forward during the one-year return period. Commodities and all parts should remain intact with labels undamaged.

*In case of defective goods, the extra freight charge incurred from refunding or changing will be covered by KAYO. In case of other reasons, customer shall pay the extra freight or deduct it from the refund.

*The refunding and changing are not acceptable if the goods are contaminated, improperly maintained, or used incorrectly.

 *  We will provide solution within 24 hours after receiving complaint. The cause analysis will be given within 3 days, and the solution will be offered within 7 days.




8. Q: if your battery customization

A:Yes of course all of our battery are customization, so if your have special request, please let us know, then we can give your some advise!

9. What’s KAYO battery Advantages?

Lithium battery has high working voltage , energy density , low self discharge rate and memoryless effect etc. Lithium battery can be made thinner and smaller . The minimum thickness of polymer li-ion battery is 0.5mm , and can be made into different size and shape , which greatly improves the flexibility of battery design , so as to make battery with different shapes and capacity on the  products need

Great consistency and high rate capability

Safe and has low internal resistance

Long shelf life



Welcome to buy the quality icr 3.7v lithium ion battery 18650 cell and battery pack from our company. We're one of the leading battery manufacturers and suppliers in China, also supporting wholesale service and customized service. For more details, contact our factory now.

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