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    Application

    3.7v lithium polymer battery 606090 4000mAh for laptop

    GEB specializes in the development, production and sales of custom lithium batteries. if you have any questions, please feel free to contact us.

    battery

    3.7v lithium polymer battery 606090 4000mAh for laptop


    lithium polymer batteries

    3.7v 4000mah battery

    laptop battery

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    GEB specializes in the development, production and sales of custom lithium batteries. if you have any questions, please feel free to contact us.


    Items

    Parameter

    Battery model

    GEB606090

    Nominal voltage

    3.7V

    Minimum capacity

    4000mAh(0.2C discharge)

    Charging voltage

    4.2V

    Discharging cut-off voltage

    3.0V

    Standard charging

    0.2C /4.2V

    Max charging

    1.0C /4.2V

    Standard discharging

    0.2C/3.0V

    Max discharging 

    continuous discharge

    1.0C/3.0V

    non-continuous discharge

    2.0C/3.0V

    Shipment voltage

    ≥3.85V

    Battery pack impedance

    120

    Operating temperature 

    Charging:    0°C ~ 45°C

    Discharging: -20°C ~60°C

    Storage (At 50% SOC and specified temp, 

    recoverable capacity in % vs time )    

    -10~25

    (12 months ≥85% )

    -10 ~45

    (6 months  ≥85% )

    -10~55

    (1 month   ≥90% )

    20±5 is the recommended storage temperature

    Visual Inspection

    There should not be any remarkable scratches, cracks, 

    bolts, cauterization, deformations, swelling, leakage 

    and so on the surface of the cell.

    Reference standard

    GB/T 18287-2013,IEC/EN61960, UL1642

     

    Warnings:

    Do not submerge the battery in the water.
    Do not mix fresh batteries with used batteries.
    Do not mix batteries with metal stuff together.
    Do not insert batteries with the (+) and (-) reversed.
    Do not use Efest batteries with defective E-cig mods.
    Do not disassemble, dispose in fire, heat or short circuit.
    Do not put the battery in a charger or equipment with wrong terminals connected.

     

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    GEB specializes in the development, production and sales of custom lithium batteries. if you have any questions, please feel free to contact us.


    China li-ion battery supplier1543474329617893.jpgli-ion battery manufacturerShenZhen China li-ion batteryli-ion rechargeable batteriesbattery

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    GEB specializes in the development, production and sales of custom lithium batteries. if you have any questions, please feel free to contact us.


    battery cell

    lipo battery 3.7v

    3.7v 4000mah battery

    polymer battery

    rechargeable lithium battery

    battery


    rechargeable battery

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    1,Q: What's the main product in GEB?                                                                       

       A: Rechargeable battery. Li-ion, Lipo battery and power battery pack.

    2,Q: What is overcharge?                                                                                             

       A: After charge, tested the batteries' initial state and capacity. Charge to 10.0V at 3C current, then charge to 0.01C at CV mode. Observe changes in battery appearance.

    3,Q: What is over discharge?                                                                                       

       A: After charge, test the batteries' initial state. When the batteries are normal, discharge to 0V at 0.5C. Observe changes in battery appearance

    4. Q: Can I have a sample order?                                                                                   

      A: Yes, we accept sample order to test and check quality. Batteries can be made as require.

    5. Q: Do you have MOQ limit?                                                                                        

      A: Yes, we have MOQ limit for mass production, but it depends on battery model. Please contact us for details.

    6. Q: How about the lead time?                                                                                      

      A: Samples will takes 5-7 business days. Mass production will takes 25-30 days. It depends on quantity.

    7. Q: How about shipping and delivery time?                                                              

      A: Generally, battery will be shipped via Express, such as DHL, TNT, FedEx and UPS, delivery time is 3-5 business days. Or DDP service, delivery time is 11-15 business days. Airline and sea shipping also available.

    8. Q: What about after-sale service?                                                                             

       A: We will offer you 1 year guarantee. If there are any problems, please inform us, we will offer you positive solutions.


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    GEB specializes in the development, production and sales of custom lithium batteries. if you have any questions, please feel free to contact us.


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