12v 20ah solar system power storage 18650 lithium battery pack

* Lithium ion battery

* Lithium polymer battery

* Ultra thin battery

* Power bank

Specification:

Testing condition:

Charge:0.5C Constant-current/Constant-Voltage charge to 4.2v,20mA cut off

Rest:10 minutes

Discharge:Discharge at 0.2C/0.5C/1C/2C,2.75v cut off

Ambient Temperature:23±2°C

Testing condition:

Charge:0.5C Constant-current/Constant-Voltage charge to 4.2v,20mA cut off

Rest:10 minutes

Discharge:Discharge at 0.5C constant current after 5H storage at different temperatures,2.75v cut off

Ambient Temperature:23±2°C

Testing condition:

1.Charge:0.5C Constant-current/Constant-Voltage charge to 4.2v,20mA cut off

2.Rest:10 minutes

3.Discharge:Discharge at 0.5C constant current,2.75v cut off

4.Rest:10 minutes

5.Step:Repeat step 1-4 till the discharge capacity less than 80% of the initial capacity.

6.Ambient Temperature:23±2°C

1.Telecommunication: cellular phone, web phone, interphone, Bluetooth earphone.

2.Portable office devices: Notebook, PDA, portable electrograph, portable printer.

3.Video devices: GPS, digital camera, camcorder, portable DVD, portable television, MP3, MP4.

4.Portable exchange devices: POS, Handy, ?Fingerprint machine, portable stock machine.

5.Illuminate devices: miner lamp, searchlight.

6.Others: toys, models.