18650 battery rechargeable 3.7v cylinder lithium-ion batteries for sale
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 |
Charge time : Approx 2.5h |
|
9 |
Fast discharge |
Constant current 1 C5A end voltage 2.75V |
||
10 |
Maximum Continuous Charge Current |
1 C5A |
||
11 |
Maximum Continuous Discharge Current |
1.5C5A |
||
12 |
Operation Temperature Range |
Charge: 0~45°C |
60±25%R.H. Bare Cell |
|
Discharge: -20~60°C | ||||
13 |
Storage Temperature Range |
Less than 1 year: -20~25°C |
60±25%R.H. at the shipment state |
|
less than 3 months: -20~40°C | ||||
14 |
size | D18*H65mm |
||
Advantage of Li-ion battery:
Long life, large capacity and good shock resistance
Low self-discharge and good discharge performance at low temperature
Strong charging acceptance and quick-charging capability
Strong over-discharge resistance and charge retention
Maintenance-free and no acid or water for maintenance in usage
Excellent large current discharge performance, and have obvious advantages in startup and climbing
Environmental friendly
Lighter weight smaller size
Most safe no explosion no fire
Light: headlamp, emergency light, sloar flashlight, searchlight, lanten,bicycle light, LED light, military flashlight, high-end flashlight, high power flashlight, brightflashlight.
Outdoor sports products: camping light, mountain bike light, solor emergency light, self-defense flashlight,
Customer electronics: MPS, Tablet PC. laptop, Bluetooth earphone, power bank, portable DVD player, speaker, microphone, sound equipments, audio, Digital camera, vidican.
Home appliances products: electric mop, electric vacuum cleaner, electric children toys, electric shoes, electric blanket.
Medical devices
Instruments and meters: water meter, gas meter.
Electric transportation vehicles: electric bike, electric car, e-scooter, electric motor
Power tools: electric drill, mower
UPS, GPS