Ploymer lithium battery with IEC/EN62133, KC, UL, UN, CE, CB, PSE certificates best quality lipo battery

Ploymer lithium battery FT502333P with 3.7V 400mAh for smart watch


  • Weight (g)9
  • Height (mm)33
  • Width (mm)23
  • Thickness (mm)5.0
  • Internal Impedance (mΩ)180
  • Nominal Capacity (mAh)400
  • Nominal Voltage (V)3.7

Ploymer lithium battery with IEC/EN62133, KC, UL, UN, CE, CB, PSE certificates best quality lipo battery

S/N

Details

Parameters

Remarks

1

Rated voltage

3.7V

2

Rated capacity

400mAh

discharge with 0.2C to 2.75V after fully charge within 1h, measuring the discharge time

3

Limited charge voltage

4.20V

4

Internal resistance

≤180mΩ

5

charge mode

C.C/C.V.

6

Standard charge current

80mA

0.2C

7

Max Charge Current

400mA

1C

8

Standard discharge current

80mA

0.2C

9

Max discharge current

Continuous400mA

1C

10

Working temperature

charging

0~45

discharging

-10~60

11

Storage temperature

1 Month

-10~45

Charge to 40%~50% of capacity when storage

6 months

-10~30

12

Storage humidity

45%~75

relative humidity

13

Weight

Approx 9g

14

Cycle life

300 times

capacity≥80%


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