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the smallest lithium polymer battery, 3.7 v lipo battery, polymer battery, lipo battery pack

polymer battery
  • polymer battery
  • lithium ion polymer battery
  • 3.7 volt lithium battery

Deep Cycle Recharge 3.7v 70mah 301525 lithium polymer battery for Bluetooth Headse


Product Specification:

  • Cycle life:

    ≥500 Times

  • Warranty:

    1 year

  • Certificate:

    CE/RoHS/UN38.3/MSDS

  • Payment:

    Credit Card.Paypal.TT.Escrow.Western Union

  • size:

    4*34*48mm or customization

  • brand:

    cyclenpo

  • service:

    OEM&ODM

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Product Specification

No. Item General Parameter Remark
1 Rated Capacity

 

Typical 70mAh Standard discharge(0.2C C5A) after Standard charge
Minimum 35mAh
2 Nominal Voltage 3.7V Mean Operation Voltage
3 Voltage at end of Discharge 3.0V Discharge Cut-off Voltage
4 Charging Voltage 4.2±0.03V
5 Internal Impedance ≤500mΩ Internal resistance measured at AC 1KHafter 50% charge

The measure must uses the new batteries that within one week after shipment and cycles less than 5 times

6 Standard charge Constant Current 0.5C5A

Constant Voltage 4.2V

0.01 C5A cut-off

Charge time : Approx 4.0h
7 Standard discharge Constant current 0.2 C5A

end voltage3.0V

8 Fast charge Constant Current 1C5

AConstant Voltage 4.2V

0.01 C5A cut-off

 

Charge time : Approx 2.5h

 

9  

Fast discharge

 

Constant current 1 C5A

end voltage 3.0V

10 Maximum Continuous Charge Current 1.0C5A
11 Maximum Continuous Discharge Current 1.0C5A
12 Operation Temperature Range Charge: 0~45℃

Discharge: -10~70℃

60±25%R.H.

Bare Cell

13 Storage Temperature Range Less than 1 year: -20~35℃

less than 3 months: -20~45℃

 

60±25%R.H.

at the shipment state

 

14

 

 

Pack  Dimension

 

 

Height: Max.25.0mm

Width: Max.15.5mm

Thickness: Max. 3.2mm

 

Initial  Dimension

 

lifepo4 batterypolymer battery

lithium ion polymer battery

1.Q:Where can I get the price?
A:We usually quote within 24 hours after we get your inquiry.if you are very urgent to get the price,please call us or tell us in your inquiry priority.
2.Q:how can I get a sample to check your quality?
A:After price confirmation,you can require for samples to check our quality.
3.Q:What about the lead time for mass production?
A:It depends on your order quantity and the season you place the order.
4.Q:What is your team for payment?
A:We accept T/T,L/C,Paypal, Western Union,Money Gram,Ali Express,Cash,etc.
5.Q:What is accepted payment currency?
A:We accepted USD,EUR,CAD,AUD,HKD,GBP,JPY,NZD,SGD,CHF,THB,etc.
6.Q:If we went to test lithium polymer battery ,what testing requirement there are?
A:(1)battery test environment
Temperature:23±2℃;
Relative humidity:60±20%RH;
Atmospheric pressure:86~106Kpa.
(2)Measuring instrumentation requirements
Voltage instrumentation requirements--Measuring the voltage meter accuracy no less than 0.5 magnitude;
Current instrumentation requirements--Measuring the current meter accuracy no less than 0.5 magnitude;
Time instrumentation requirements--Measuring the time meter accuracy no less than 0.1%;
Temperature instrumentation requirements--Measuring the temperature mater accuracy no less than 0.5℃
Impedance instrumentation requirement--Measuring impedance should by sinusoidal alternating(1 KHZ)test.

7.Q:What is full charged?
A:With charging voltage 4.2v,current 0.2C continued to charge the battery pack ,when charging current drops to 0.02C charging is terminated,shall be full charged.
8.Q:What is full discharged?
A :Standard discharge current 0.2C for continuous discharge is terminated,shall be full discharged.


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