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Rechargeable Small Li-ion Battery 12V 4000mAh

  • Shenzhen, China
  • 10000PCS/Week
  • T/T, Paypal, Money Gram
  • 4000mAh
  • 8.4V~12V
  • for Electronic Products
  • Li-ion
  • Ce,RoHS,FCC
  • Li-ion Lithium Ion LED Light Battery 12V 4000mAh
  • DeLong
  • Standard Export Package
  • 65*50*43mm
  • China
  • 8507600090
  • Lithium-Ion Battery Pack
  • Series and Parallel
  • Chargeable
  • Low Discharge Rate
  • Small
  • Battery

rechargeable small li-ion battery 12v 4000mah 

Rechargeable Small Li-ion Battery 12V 4000mAh

rechargeable small li-ion battery 12v 4000mah 




Li-ion battery with PCM 18650 cell pack 

Nominal voltage

12 volt

Typical capacity



12.6 v



Max continuous charge/discharge current


Charger Included

1A charger:US plug/EU plug/UK plug


5.5*2.1mm DC jack+5.5*2.1mm DC plug


12VPCM,over-charge/discharge protection, over-heat protection

Recharge cycle

More than 500 times

LED  Indicator


ON/OFF Switch


Key word

Battery for CCTV camera and LED strip

Standard Charge Time

Around 5H





Operating temperature

-20 °C to 60 °C

Charge temperature

-0 °C to 45 °C

Storage temperature

-20 °C to 45 °C

Operating humidity

5% to 90%,non-condensing


GPS navigation ,MP3, MP4,MP5, Bluetooth Speaker, Wifi router, Digital device,  Traffic indicator board, Portable small household,  Garden sprayer, Wireless electric products,Medical instruments,Smart vacuum cleaner, LED lighting, Smart Robot appliances and etc. 

Product Pictures

Rechargeable Small Li-ion Battery 12V 4000mAh Rechargeable Small Li-ion Battery 12V 4000mAh
Rechargeable Small Li-ion Battery 12V 4000mAh

Product Features

1. can OEM Different capacity battery cells for option: 2000mAh/2200mAh/2500mAh/2600mAh/2900mAh/3000mah/ 3500mah


2.Green product, long standby time, one year wrranty, excellent safety performance.


3.Short circuit testing passed, overcharge testing passed


4.Best sale service and good price


5.High capacity, high level platform, long working hours, long cycle life,

Company Information

Shenzhen DeLong Energy Technology Co.,Ltd is a professional new energy supplier in China focusing on the manufacture,research and sale of Lithium ion battery product worldwide .Our Lithium ion battery products are widely applied on digital device ,electric vehicle ,electric tool and back-up power system ,bluetooth headset ,MP3/MP4/MP5 player 
cellular phone,PDA,DMB.etc.

Our factory meet ISO9001 production standard, half Auto-mative production, three QC processes
Rechargeable Small Li-ion Battery 12V 4000mAh
Rechargeable Small Li-ion Battery 12V 4000mAh


1). How to order this 12V 4000mAh lithium battery ?

 Send us an inquiry; let us know the power of the load  which run by the battery and order quantity. We will quote a best price accordingly.


2). What kinds of payment methods and price term?

Payment term:  T/T 30% Deposit to confirm Order & 70% Balance before Shipment,  Paypal(for sample).
Delivery term:   EXW,FOB,CIF Shenzhen, Hongkong,etc.  


3). Which shipment available?

Normally, we ship goods by express & air & vessel, special requirement also acceptable. By express(UPS,DHL.FEDEX,TNT...)

to your door. By sea to your nearest sea port. By air to your nearest air port


4). May I get free sample?

It depends. If it will be charged, however, the sample fee can be refunded when you place bulk orders for that item.


5). What warranty can I get?

a). We have IQC(incoming quality control), PQC(processing quality control), FQC( Final quality control), QAC(quality assurance control) team.

b). We guarantee that all orders are tested strictly before shipment.  Every item comes with our 24-months warranty.

If you receive any defective goods , we can change a new item for you at your next order for free. Or if you can bear the shipping fee we can do this immediately.

c). For bulk order, we accept trade assurance by alibaba. If you pay via T/T, we can do 90% by T/T and 10% by Paypal as warranty money.


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Shenzhen Delong Energy Technology Co.,Ltd is one of leading lithium ion battery manufacturer in China 




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