NO.

Items

Specifications

     1

batteries

3.7v 752540 high rate polymer battery

     2

Charge voltage

4.2V

     3

Nominal voltage

3.7V

     4

Nominal capacity

550mAh    20C Discharge

     5

Charge current

Standard Charging::0.5C

Rapid charge:     1.0C

     6

Standard Charging method

0.5C CC(constant current)charge to 4.2V, then CV(constant voltage 4.2V)charge till charge current decline to ≤0.05C

     7

Charging time

Standard Charging:2.75hours(Ref.)

Rapid charge:     2hours(Ref.)

     8

Max.charge current

1.0C

     9

Max.discharge current

40C

    10

Discharge cut-off voltage

2.5V±0.25V(15C)

    11

Operating temperature

Charging:  0 °C ~45 °C

Discharging:0 °C ~45 °C

    12

Storage temperature

-10~ +45 °C

    13

Weight

Approx:12g

    14

Dimension

Thickness:7.5±0.5mm

Width :25±0.5mm

Length :42±0.5mm