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Factory Direct Sales For Smart Watch Mini Lipo Battery UFX 370820 30mAh 3.7V Lithium Polymer Battery

$0.88
In stock
SKU
UFX 370820 30mAh

FOB Price: US $1.2 - 1.5 / Ampere
Min.Order Quantity: 1000 Ampere/
Please contact us for the order !

  •     Place of Origin: Guangdong, China
        Brand Name: UFX
        Model Number: 370820
        Type: Li-polymer
        Nominal Voltage: 3.7V
        Size: 3.7*8*22mm
        Nominal Capacity: 30mAh
        Product name: UFX 370820 Rechargeable Battery
        Warranty: 1 Year
        Weight: 2g
        Cycle life: 500 Times
        Application:  Smart Watch Battery
        Certificate: UN38.3/CE/MSDS/ROHS
        Payment: Paypal.TT.Escrow.Western Union
        Max charge current: 1C

Benzo Energy • UFine Technology' Lithium battery test laboratory

Benzo Lithium battery test laboratory

30mAh Battery For Smart Watch

370820 30mAh 3.7V Lithium Polymer Battery

Factory Direct Sales Mini 30mAh Battery

Product Parameters

No.

Item

General Parameter

Remark

1

Rated Capacity

Typical

32mAh

Standard discharge(0.2C C5A) after Standard charge

Minimum

30mAh

2

Nominal Voltage

3.7V

Mean Operation Voltage

3

Voltage at end of

3.0V

Discharge Cut-off Voltage

Discharge

4

Charging Voltage

4.2±0.03V

 

5

Internal Impedance

≤475mΩ

Internal resistance measured at AC 1KHZ after 50% charge

The measure must uses the new batteries that within one week after shipment and cycles no more than 5 times

6

Standard charge

Constant Current 0.2C5A

Charge time : Approx 6h

Constant Voltage 4.2V

0.01 C5A cut-off

7

Standard discharge

Constant current 0.2 C5A

 

end voltage 3.0V

8

Fast charge

Constant Current 0.5C5A

Charge time : Approx 2.5h

Constant Voltage 4.2V

0.01 C5A cut-off

9

Fast discharge

Constant current 0.5C5A

 

end voltage 3.0V

 

10

Maximum Continuous Charge Current

1 C5A

 

11

Maximum Continuous Discharge Current

1C5A

 

12

Operation Temperature Range

Charge: 0~45

60±25%R.H.

Bare Cell

Discharge: -20~60

 

13

Storage Temperature Range

Less than 1 year: -20~25

60±25%R.H.

less than 3 months: -20~40℃

at the shipment state

14

Pack  Dimension

High: max22mm

Width: max8mm
Thickness: max3.7mm

Initial  Dimension

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