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4v2ah maintenance free lead acid battery Pakistan

FOB Price: US $2 - 4 / Piece Get Latest Price
Min.Order Quantity: 500 Piece/Pieces
Supply Ability: 10000 Piece/Pieces per Day
Port: Shenzhen
Payment Terms: T/T,Western Union,MoneyGram
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Quick Details

Place of Origin:
HEN,China(Mainland) China (Mainland)
Brand Name: kang li da,Kang li da Model Number: CA420
Usage: Indicator light Voltage: 4v Sealed Type: Sealed
Maintenance Type: Free Size: 45*33*74mm Weight: 0.235kg
Nominal Capacity: 2ah Color: Black Type: Lead acid battery
Plates: Lead calcium Certificate: CE Self-discharge: Low
Shell material: ABS engineering plastic Nomiual capacity: 2AH/20HR Battery plate class: A class

Packaging & Delivery

Packaging Detail: Packing in carton
Delivery Detail: 30 days after receipt of deposit


4v2ah maintenance free lead acid battery Pakistan
2.Long service life
3.Low self-discharge
4.Use of safety


1.The battery is full of power when it’s out of factory, no need to use liquid charge;

2.no memory, no need to discharge battery use, suitable for circuit design;

3.by high partition, adsorption and strong;

4.there is no flowing liquid (poor liquid), does not leak acid and free Upside down,

5.comply with environmental requirements, ease of use,

6.the use of lead-calcium alloys, battery self-discharge is very low,

7.easy storage, less maintenance;

8.using ABS plastic shell and valve technology for safe use.



The lead acid  battery 4v2ah can be used in LED, mosquito killer lamp and so on.




battery characteristic

Nominal voltage


Nominal capacity(20h rate)



Total height










Rated capacity                       25°C(77°F)

20 hour rate(0.065A)


10 hour rate(0.12A)


5 hour rate(0.22A)


1 hour rate(0.78A)


Internal resistance

in full charge status 25°C(77°F)


Capacity at different temperature(10h)









Self discharge     25°C(77°F)

capacity after 3 months


capacity after 6 months


capacity after 12 months


Mode of charge (constant voltage)       25°C(77°F)


initial charging current less than0.6A ,                    voltage4.80-5.00V


Standby use: voltage4.50-4.60V




  1. Don’t near the hot source and don’t under the sunshine.
  2. Don’t charge in the sealed container.
  3. No short circuit. It should be addition charge if you don’t use, and single charge per three months, to avoid irreversible sulfating. The battery should be changed when the battery jar broken or the electrolyte omitted, to avoid acid corrosion.
  4. Don’t store in the space of acid gas.
  5. You should be careful and regular check when use the battery. To avoid the battery don’t work. You should change the battery if the capacity is not full or has been damage, especially after one year using.
  6. Don’t put the battery in the fire, or it will explode.
  7. Please use cotton cloth to clean, if the battery is broken down and leak electrolyte. Please wash your skin when touch the electrolyte.
  8. Don’t clean the battery by using the organic solution. (e.g. petrol)


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Our company, Zhengzhou Kanglida Electronic Power Co., Ltd was established in 1997, located in Zhengzhou city of Henan province. And we also have office in Shenzhen.
We are specialized in developing and manufacturing sealed lead acid battery, battery charger.
Our battery can be used in anti-theft alarm system, fire alarm system, gas film, LED lamp (strip), building interphone, intelligence system in neighborhood, UPS, attendance machine, lift emergency evacuation system, emergency lamp, ... View detail

Basic Information

Product/Service (We Sell): 2v battery,6v battery,12v battery,UPS battery,Solar panel battery  
Number of Employees: 101 - 200 People  

Trade & Market

Main Markets: Northern Europe
South America
North America
Western Europe
Eastern Europe
Total Annual Sales Volume: US$1 Million - US$2.5 Million  
Export Percentage: 51% - 60%  

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China (Mainland) | Contact Details
Experience: Established 2000

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Mr. Bruce Wang
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