7.4V 4400mah 2S2P Rechargeable Lithium Ion Battery

7.4V 4400mah 2S2P Rechargeable Lithium Ion Battery

Packing and shipping: Factory version packing:PE bag + Foam box + one double-deck corrugated Carton Customized Packing as request By sea,by air or by express(Fedex, TNT, UPS,DHL,EMS...etc) or as request After Sales Service: 1 year warranty once shipped out. After we get the pictures or videos of...

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Details

Item 

Specifications

Nominal capacity          

4400mah,       0.5C Discharge  

Nominal voltage        

7.4V

Charge current            

Standard Charge 0.5C

Rapid charge  1.0C

Standard Charging method

0.5C CC(constant current)charge to 4.2V,then CV(constant voltage 4.2V)

charge till charge current decline to ≤0.01C

Charging time              

Standard Charging Approx 5 hours 

Rapid charge Approx 2 .5hours

Max.charge current    

1C

Max.discharge current   

2C

Standard Discharge Current

1C

Discharge cut-off voltage 

5.5V

Charge cut-off Voltage 

8.4V

Initial Impedance    

≤ 60momh        

 Weight              

Approx -180g

Operating temperature   

Charging  0~45 degrees Celsius 

Discharging -20~60 degrees Celsius 

Storage temperature   

0-25  degrees Celsius 

Storage Humidity      

≤75% RH

Appearance           

Without scratch,distortion,contamination and leakage

Standard environmental condition

Temperature 23±5 degrees Celsius 

 Humidity 45-75%RH

Atmospheric Pressure 86-106 Kpa

Packing and shipping:

 

Factory version packing:PE bag + Foam box + one double-deck corrugated Carton

Customized Packing as request 

By sea,by air or by express(Fedex, TNT, UPS,DHL,EMS...etc) or as request

 

After Sales Service:
1 year warranty once shipped out. After we get the pictures or videos of the defective batteries,will suggest how to repair battery, if can not be fixed, a new replacement battery will be send to customer by free.

7.4V 4400mah 2S2P rechargeable lithium ion battery (1).jpg

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Shenzhen Tianlihe Technology Co.,Ltd

Add: 2 Floor, 3 Building, Tianhao Industrial Park, Songbai Road, Shiyan Town, Baoan District, Shenzhen City, Guangdong Province

Contact us: Cherry Yi

Tel: +86-755-85245477

Mobile: +86-15817323917

E-mail: cherry@battery18650.net

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