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7.4V OEM 18650 Rechargeable Li ion Battery Pack 2S2P 4000mah Capacity

7.4V OEM 18650 Rechargeable Li ion Battery Pack 2S2P 4000mah Capacity

    • 7.4V OEM 18650 Rechargeable Li ion Battery Pack 2S2P 4000mah Capacity
    • 7.4V OEM 18650 Rechargeable Li ion Battery Pack 2S2P 4000mah Capacity
  • 7.4V OEM 18650 Rechargeable Li ion Battery Pack 2S2P 4000mah Capacity

    Product Details:

    Place of Origin: China(Shenzhen)
    Brand Name: DELONG
    Certification: CE/ROHS/etc
    Model Number: DEL-7440

    Payment & Shipping Terms:

    Minimum Order Quantity: 100 units
    Packaging Details: Standard Export Package
    Payment Terms: T/T, Western Union, Paypal
    Supply Ability: 1000 units per day
    Detailed Product Description
    Model: DEL-7440 Nominal Voltage: 7.4v Or Other
    Nominal Capacity: 4000mAh Size: Custom
    Weight: About 200g Battery Type: 18650 Li-ion Cell Or Li-polymer Cell
    Connector: DC (5.5*2.1mm) Plug Or Customized Indicator: Available
    Switch: Available Case: Blue PVC Case

    7.4V OEM 18650 Rechargeable Li ion Battery Pack 2S2P 4000mah Capacity

     

     

     

    Specification:

    model DEL-D7440
    Type Li-ion battery with PCM
    Battery Cells A Grade quality cells
    Nominal voltage 7.4 volt
    Capacity 4AH/customized
    Input 8.4v
    Out-put 5.6-8.4V
    Max continuous charge/discharge current adjustable
    Charger Included charger:US plug/EU plug/UK plug
    Connectors Custom
    Protection 2S PCM,over-charge/discharge protection, over-heat protection
    Recharge cycle More than 500 times
    LED  Indicator Available 
    ON/OFF Switch Available 
    Key word 7.4v battery
    Standard Charge Time Around 1hour
    Dimension  as your requirement
    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
    Applications Led light, spot light, flashlight, portable DVD, Speaker, power bank, clock, Medical device, industory equipment,traffic indicator light, cameras, DV, toys, GPS, Cameras, interphone, alarm system, Pos machine,communicate equipement, IC terminal, eletric lock, wireless dishes ordering set, etc.

     

     

    Main applications:


    (1)  Portable electronic devices
    (2)  Blue tooth headset,
    (3)  Digital camera,
    (4)  MP3 player, MP4 player,
    (5)  Cellular phone, Digital phone, mobile phone,
    (6)  PDA,DMB,DVD, Portable DVD,MD,
    (7)  Digital camcorder, Digital camera
    (8)  Notebook computer, Portable computer, Lap-top computer,E-book,
    (9)  Flashlight, Mining lamp

     

     

    Battery Charger:

     

    EU type 8.4v Charger

    UK type 8.4v Charger

    US type 8.4v Charger

     

    Tips:
     
    1. Do not throw battery into water or make it wet;
     
    2. Keep the battery away from heat source(like fire or heater)
     
    3. Do not throw the battery into fire or heat the battery;
     
    4. Forbid to hammer to trample the battery;
     
    5. Forbid disassembling the battery in anyway

     

     

     

    Shipping:


    1. We will ship the products within 15 workdays after receipt of payment.  
    2. We can ship to you by UPS/FEDEX/DHL and so on. Other shipping terms can also be arranged according to specific requirements.  
    3. We are not responsible for any accidents, delays or other issues that are the responsiblility of the shipping service.  

     

     

    Payment:


    1.  We accept T/T , PAYPAL , Western Union and so on.  
    2.  If you prefer other payment terms,please contact us in advance.

     
     
    Features:

    A.  Extremely safe and stable chemistry: PCB and/or BMS built inside to balance protect the battery.
    B.  Long life-cycle: Can be circularly used, best can up to 800 times recycles, 8 times of Lead acid battery.
    C.  Lighter weight, with the best power-to-weight ratio: 1/3 of Lead acid battery weight.
    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.
    H.  Accept OEM and ODM.
     
     
    Our service:
     
    1.  Respond in 24 hours for any inquiry and consultation on our EV battery product .
    2. Take actions quickly for normal client's claim within 24 hours 
    3. Good after sales service : we offer one and half year quality warranty to our client ,we will take responsibility if there is any quality
    4.  Quality Control: One by one test before shippment.
     
     

    FAQ:

     

     

    1.   Q:  Can i get some samples for test?

          A  : Of course, the sample is available for test.

     

    2.  Q:  Can i produce the battery pack whatever i asked for ?

         A: Yes, we can customize the battery pack according to your requirement.

     

    3.  Q: The capacity of battery pack is real,right?

         A: Yes, all of our products are used by the A grade 18650 cell which has the real capacity, if need, we             can also use the samsung 18650 cells to customize the battery pack.

    4.  Q: Can we use the lithium polymer cell to customize the battery pack?

         A: Of course yes. Tell me your special requirement, such as the dimension, continue current, weight,               charging time, and so on, we will design the battery which can be best suitable for your project. 

     

     

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    7.4V OEM 18650 Rechargeable Li ion Battery Pack 2S2P 4000mah Capacity7.4V OEM 18650 Rechargeable Li ion Battery Pack 2S2P 4000mah Capacity7.4V OEM 18650 Rechargeable Li ion Battery Pack 2S2P 4000mah Capacity

     

    Contact Details
    Shenzhen Delong Energy Technology Co.,LTD

    Contact Person: Victor

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