Dongguan Delong New Energy Technology Co., Ltd. >> Factory Wholesale OEM 3.7V Rechargeable Polymer Battery 4, 000mAh for Power Bank

Factory Wholesale OEM 3.7V Rechargeable Polymer Battery 4, 000mAh for Power Bank

Factory Wholesale OEM 3.7V Rechargeable Polymer Battery 4, 000mAh for Power Bank
Price: US $ 2.6-3/Piece
Min Order: 1000/Piece
Pay Type: T/T,Western Union,Paypal,Money Gram

Factory wholesale OEM 3.7v rechargeable polymer battery 4,000mah for power bank
Specification

Model

DEL-400037

Type

Li-ion battery with PCM

Nominal voltage

3.7  volt

Typical capacity

4000mah 

Input

3.7 v

Out-put

4.2 V

Max continuous charge/discharge current

2A(adjustable)

Charger Included

1A charger:US plug/EU plug/UK plug

Connectors

5.5*2.1mm DC jack+5.5*2.1mm DC plug

Protection

3.7VPCM,over-charge/discharge protection, over-heat protection

Recharge cycle

More than 500 times

LED  Indicator

Available 

ON/OFF Switch

Available 

Key word

Battery for CCTV camera and LED strip

Standard Charge Time

Around 5H

Dimension 

70*62*40mm

Weight(approximate)

140g

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


Application

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








Product Features

1. OEM Different capacity battery cells for CUSTOMIZED: 2000mAh/2200mAh/2400mAh/2600mAh/2800mAh/4000MAH/5000MAH/10000MAH

 

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,


Shipping&Payment



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



F&A

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.

Prod Model: DEL-400037
Available Certificates: Ce,RoHS,FCC
Production Name: OEM 3.7V Rechargeable Polymer Battery 4,000mAh
Type: Lithium-Ion Battery Pack
Connection Mode: Series and Parallel
Standard Voltage: 3.7 V
Usage: for Electronic Products
A Professional Manufacturer of Lithium Ion Batteries

Shenzhen DeLong Energy Technology Co. Ltd is a professional new energy supplier in China focusing on the manufacture, research and sale of lithium ion batteries worldwide. Our lithium ion batteries are widely applied on digital device, electric vehicle, electric tool and back-up power system, Bluetooth headset, digital camera, MP3 player, cellular phone, PDA, DMB, digital camcorder, mining lamp, RC model airplane, electric vehicle and more.

Providing Excellent Services

We developed some high quality lithium ion batteries with our company technology characteristics. Through previous long term research and experience accumulation, DeLong battery won a good reputation and has become a popular brand in the international market attributing to the long cycle life, high energy density, stable work performance under different temperature environment and good safety performance. Our production capability goes up to 100, 000 pieces per day by upgrading our current production facility in according to our conditions.

Benefit from Our Advantages

Bearing the sincere, tolerant and modest attitude we won our clients and markets recognition by offering our professional and sincerely services. Our company takes three cooperation modes such as brand marketing by ourselves, agent cooperation and manufacturing in according to the client demand. These operation ways will enable us to become one of the leading and professional energy suppliers in the new energy industry with a high efficiency and influence.

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