18650 battery rechargeable 3.7v cylinder lithium-ion batteries for sale
Product Description
No. |
Item |
General Parameter |
Remark |
|
1 |
Rated Capacity |
Typical |
18000-3500mAh |
|
2 |
Nominal Voltage |
3.7V |
Mean Operation Voltage |
|
3 |
Voltage at end of Discharge |
2.75V |
Discharge Cut-off Voltage
|
|
4 |
Charging Voltage |
4.2±0.03V |
||
5 |
Internal Impedance |
≤150mΩ |
||
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 voltage2.75V |
||
8 |
Fast charge |
Constant Current 1C5A Constant Voltage 4.2V 0.01 C5A cut-off |