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T6 Bicycle Lighting 6600mah DIY Battery Pack 8.4V Backup External Battery

T6 Bicycle Lighting 6600mah DIY Battery Pack 8.4V Backup External Battery

    • T6 Bicycle Lighting 6600mah DIY Battery Pack 8.4V Backup External Battery
    • T6 Bicycle Lighting 6600mah DIY Battery Pack 8.4V Backup External Battery
  • T6 Bicycle Lighting 6600mah DIY Battery Pack 8.4V Backup External Battery

    Product Details:

    Place of Origin: Shenzhen China
    Brand Name: DELONG
    Certification: CE, Rohs, MSDS,FCC, ect.
    Model Number: DEL-Y002

    Payment & Shipping Terms:

    Minimum Order Quantity: 500pcs
    Price: Negotiation
    Packaging Details: export standard package
    Delivery Time: Sample: 7-10 days, Mini order: 10-15working days
    Payment Terms: T/T, PayPal,Western Union ect.
    Supply Ability: 20000pcs per month
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    Detailed Product Description
    Battery Type: Grade A18650 Battery Cell Full Capacity: 6600mah
    Norminal Voltage: 7.4V Full Charge Volt.: 8.4V
    Construction: 2S3P @ 2200mah Cell Dimension: 18*680mm
    Internal Resistance: ≤200mΩ Safe Test: Impact Test,Heating Test,Drop Test
    MOQ: No Limited Before Bulk Order Company Address: Shenzhen,China

    T6 Bicycle Lighting 6600mah DIY Battery Pack 8.4V Backup External Battery






     Name  7.4V Emergency Lighting Batteries





     Cell Type

     A grade A 18650 battery

     Discharge Current

     0.5C- 1C, for start Motor could customize Use 3C Battery cell

     Max. Discharge      Curretnt  4A

     Norminal Voltage


     Full charge Voltage






     PVC Color

     Black or Blue

     Charging Time

    Standard Charging::0.5C

    Rapid charge:1.0C

     Charge Plug  DC 5.5*2.1MM Female or Male Port As your requirement


     Intelligent protection functions for short circuit,

     Over charge/discharge,

     Over-load, and  temperature protection


     1 year



     Life time


     Lead time

     7-12 days for sample and small order

     12-25 days for  bulk order

     Payment terms

     T/T, Paypal, Western Union

     (30% deposits, 70% balance before delivery)

     Package and  Accessories 

    1x Battery with case 1x 2A Charger 




    A. Working Temperature: Charging 0~45℃, discharging -20~60℃


    B. More than 500 cycle life times


    C. Portable for Bicycle light, working temperature from -20~60℃


    D. Good performance at high temperature and high temperature resistance


    E. Low self-discharge rate, less than 3% monthly.


    F. No memory effects and highly efficient charge.


    G. Environment friendly: Clean and Green energy poses no pollution on our environment.




    1. By sea to your nearest sea port


    2. By air to your nearest air port


    3. By express(UPS,DHL.FEDEX,TNT...) to your door


     Note: Sample order and small order suggest by express, big order by sea way will be good, if need it  emergency by air 


    Quality Objectives:


    1. Customer satisfaction>98(Per quarter)


    2. Products through the wholesale rate>98%(per month)


    3. Customer complaint rate<1%(Per Morth)


    4. Delivery time rate:100%


    Good services:


    1. Our strong engineer team and you are welcome to contact us for technical support at anytime.


    2. Good relationship with some leading shipping companies and forwarders.


    3. We will offer you fast delivery service and one-stop solution for Battery.


    4. Our factory was worked with many battery accessories manufacturers, such as chargers.




    1. Fire, electric shock, explosion, or other hazards may occur if the safety guide is not followed.

    2. Do not throw, take apart, expose to fire or water, and keep away from high temperatures.

    3. Do not use when expansion occurs.

    4. Keep children and others away unless they have been given the proper safety instructions.

    5. Children should be kept from playing with this item

    6. Only use the standard charging device to charge this item


    Why choose Delong?


    1. Experienced


    Focus on Batteries industry 15 Years


    2. Professional


    10 professional engineers who has worked with us more than 10 years now


    3. Full Equipments


    Full automatic machine:  20 sets plastic injection machines, 1 large batteries aging test centre,  1 independent R&D office site.


    4. Good Service 


    one stop serive from housing, PCBA, batteries, assembling, package shipping. 


    5. Price


    Competitive price make you profit maximization


    6. OEM and ODM


    OEM and ODM can be acceptable


    7. Quality Control


    Best quality contral, the defective rate is within 0.01%


     About us:


    1. Shenzhen Delong Energe Technologe Co. Ltd. was established in 2006.


    2. The core competencies is power bank, li-polymer battery and ebike battery.


    3. The nich market is Eurpoand America India


    4. 8 years experiences in battery field, 3 years experiences in export power bank field




    1. What's the MOQ of your products?


    No MOQ Limit before bulk orders. sample order is welcome


    2. Can you customeize packaging?


    Yes, MOQ must reach 3000pcs and it is for free , and please offer us the original design drawing.


    3. Can the power bank have customized writing or logo on them?


    Yes, we can make any kinds of the customerized writing or logo on the battery and MOQ is 500pcs. Single color is for free.


    4. What's the accessories included in the price list?


     One battery with 12.6V 2A Charger


    5. What is the lead time ?


    Sample is 7-10 working days, mass production is 12-25 days after payment confirmed


    6. Are your a trade company or real factory?


    We are a original factory with year's manufacturing experience.


    Contact Details:


    Skype: Kristten Wei

    Email: sales006@delongbattery.com



    Contact Details
    Shenzhen Delong Energy Technology Co.,LTD

    Contact Person: Kristen

    Send your inquiry directly to us (0 / 3000)