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    1. Application

      High rate 3C li-ion 18650 3.7V 2500mAh battery

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

      battery

      High rate 3C li-ion 18650 battery 2500mAh 3.7v rechargeable 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.


       

      Item

       

      Parameters

       

      Remark

      Rated Capacity

      Typical

      2500mAh

      standard discharge(0.2C)

      after standard charge

      Minimum

      2450mAh

      Alternating 

      Internal Resistance

      ≤70mΩ


      Nominal Voltage

       3.7V  

      mean operation voltage

      Voltage at end of Discharge

      2.5V

      discharge cut-off voltage

      Charging at end of Voltage

      4.20V


      Standard Charge

      Constant Current 0.2C Constant 

      Voltage 4.20V 0.02C cut-off

      charge time:Approx 6.0h

      Standard Discharge

      Constant Current 0.2C end Voltage 3.0V


      Fast Charge

      Constant Current 1C Constant 

      Voltage 4.20V 0.02C5A cut-off

      charge time:Approx 2.5h

      Fast Discharge

      Constant Current 1C end Voltage 3.0V


      Cycle Characteristic

      300times(100%DOD)

      500 times(80%DOD)

      800 times(50%DOD)

      the residual capacity is no less 

      than 80% of rated capacity at 1C rate.

      Maximum Continuous

       Discharge Current

      3C

      pulse discharge current: 5C

      Operation Temperature Range

      Charge:0~55

      Discharge:-20~60

      60±25%R.H. bare battery

      Storage Temperature Range

      Less than 1 year:-20~25

      Less than 3 months:-20~45

      60±25%R.H. at the shipment 

       

      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.


      18650

      batteries 18650

      li-ion 18650 battery

      lithium battery 18650

      18650 li ion battery

      3.7v battery


      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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      亚洲成AV人影片在线观看

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