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900mAh 902540 3.7V Fireproof Lithium Li-ion Battery Cells for Smart Watch

China 900mAh 902540 3.7V Fireproof Lithium Li-ion Battery Cells for Smart Watch, Find details about China 900mAh Lithium Battery, Battery Cells for Smart Watch from 900mAh 902540 3.7V Fireproof Lithium Li-ion Battery Cells for Smart Watch

Model NO.
902540
Installation
Packaged
Nominal Voltage
3.7V
Trademark
Tewaycell
Transport Package
Pallet Packaging
Specification
902540
Origin
Shenzhen
Model NO.
902540
Installation
Packaged
Nominal Voltage
3.7V
Trademark
Tewaycell
Transport Package
Pallet Packaging
Specification
902540
Origin
Shenzhen

900mah 902540 3.7v fireproof  lithium li-ion battery cells for smart watch 

 





900mAh 902540 3.7V Fireproof Lithium Li-ion Battery Cells for Smart Watch

900mAh 902540 3.7V Fireproof Lithium Li-ion Battery Cells for Smart Watch
900mAh 902540 3.7V Fireproof Lithium Li-ion Battery Cells for Smart Watch


product description

 
Product

Tewaycell- 902540 

Remark

Rated Capacity

Typical

900mAh

standard discharge(0.2C)

after standard charge

Minimum

4.2Ah

Alternating 

Internal Resistance

≤300mΩ

 
Nominal Voltage3.7V  mean operation voltage

Voltage at end of Discharge

2.5V

discharge cut-off voltage

Charging at end of Voltage

4.2V

 

Standard Charge

Constant Current 0.2C Constant 

Voltage 4.2V 0.02C cut-off

charge time:Approx 6.0h

Standard Discharge

Constant Current 0.2C end Voltage 3.0V

 

Fast Charge

Constant Current 1C Constant 

Voltage 4.2V 0.02C5A cut-off

charge time:Approx 5h

Fast Discharge

Constant Current 1C end Voltage 33V

 

Cycle Characteristic

300times(100%DOD)

500 times(80%DOD)

800 times(50%DOD)

the residual capacity is no less 

than 80% of rated capacity at 1C rate.

Maximum Continuous

 Discharge Current

1C

pulse discharge current: 2C

Operation Temperature Range

Charge:0~55ºC

Discharge:-20~60ºC

60±25%R.H. bare battery

Storage Temperature Range

Less than 1 year:-20~25ºC

Less than 3 months:-20~45ºC

60±25%R.H. at the shipment 





company information
900mAh 902540 3.7V Fireproof Lithium Li-ion Battery Cells for Smart Watch

Exhibition

900mAh 902540 3.7V Fireproof Lithium Li-ion Battery Cells for Smart Watch

certificate

900mAh 902540 3.7V Fireproof Lithium Li-ion Battery Cells for Smart Watch
Packing & shipping
900mAh 902540 3.7V Fireproof Lithium Li-ion Battery Cells for Smart Watch
FAQ
 

1. Q: Do you have current sample in stock?

A: Usually we don't have, because different customers have different requests, even the voltage and capacity are the same, other parameters maybe different. But we could finish your sample quickly once order confirmed.

 

2. Q: What kind of certificates could you provide for the battery?

A: It's custom-making design, no current certificate, but we could apply CE, UN38.3 and other related certificates for you, but the certificates fee needs to be paid by you, if your quantity is big enough, certificates fee could be refunded.

 

3. Q: Do you accept customize the any battery size we need?

A: Yes, usually the MOQ is 2K pcs.

 

4. Q: Are you manufacturer or trading company?

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

 
contact us

 

Emily Zhong (Salesman)
Shenzhen Topway New Energy Co.,Ltd.


 
 
Web:http://topwayenergy.en.made-in-china.com
Address:3th Floor,D Building, Zhunyu Industrial Park, Lingwu Industrial Road,Junzibu Community,Guanlan Street, Bao'an District,Shenzhen City, Guangdong Province, China.

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