7.4V 4400mAh NCM Battery For Portable Lantern

7.4V 4400mAh NCM Battery For Portable Lantern

Topex Battery Co.,Ltd is one of the best China 7.4v 4400mah ncm battery for portable lantern suppliers and manufacturers, welcome to wholesale 7.4v 4400mah ncm battery for portable lantern from us. NCM 7.4V 4400mAh Battery for Portable Lantern Advantage: * Lithium-ion battery, up to 1,000-cycles...

Product Details

Topex Battery Co.,Ltd is one of the best China 7.4v 4400mah ncm battery for portable lantern suppliers and manufacturers, welcome to wholesale 7.4v 4400mah ncm battery for portable lantern from us.

NCM 7.4V 4400mAh Battery for Portable Lantern

Advantage:

* Lithium-ion battery, up to 1,000-cycles life

* Super light weight

* Tiny size, much smaller than lead acid battery

* Wide operation temperature: 0℃~+45℃ for charge and -20~60℃

* Environment friendly, no lead, no cadmium, no mercury

Items

Standard

Comments

Nominal voltage

7.4V


Typical capacity

4.4±0.2Ah

At 0.2C discharge rate

Standard continuous

discharge current

2A


Max continuous discharge current

4A


Discharge cut-off voltage

About 6V


Charge voltage

8.4±0.1V

Charge mode: CC/CV,Use a constant current,constant voltage (CC/CV) please use special lithium charger.

Charge current

4A


Inner resistance

≤70mΩ

Between positive and negative polar

Operation temperature range

Charge

0℃~+45℃

Discharge

-20℃~+60℃

When the environment temperature is higher than 45℃,please pay attention to ventilation and heat rejection.

Storage temperature range

0℃~40℃(Capacity 80%)

Recommended long-term storage temperature is 15~25℃

Humidity

5%≤RH≤85%


Weight

Approx 200±5 g


Size(L*W*H)

(70±1)*(73±1)*(20±1)

Protection function

Over charge protection、Over discharge protection、Over current protection、Temperature protection、Balanced function


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