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7.4V 4200mAh Rechargeable Lithium Ion Battery Pack Polymer Material

Minimum Order Quantity : 5000PCS Price : Negotiated The Price
Packaging Details : Customer requirements Delivery Time : 30-45 work days
Payment Terms : T/T, D/P, D/A, L/C Supply Ability : 5000PCS /Day
Place of Origin: CHINA Brand Name: FUNPACK
Certification: CE UL ROHS Model Number: LF-02

Detail Information

Battery Type: 3C Battery Li-ion Polymer Battery Nominal Voltage: 7.4V
Capacity: 4200mAh Size: 53.2*35.2*15.2mm
Battery Weight: 60g Cycle Life: 300 Cycles (Under 20+5℃, 65±5%RH)
Guarantee: TBD Switch Voltage: 5.2~5.3V
High Light:

Rechanrgeable Lithium Ion Battery Cells


Lithium Ion Battery Cells 3.7V


1700mAh Polymer Lithium Ion Battery

Product Description

Rechargeable Lithium Ion Battery Pack Polymer Material 7.4V 4200mAh


Product Description:

Worldwide approvals and certification of safety standards

Life expectancy: Up to 80% of initial capacity after 500 cycles

Lithium Polymer battery can provide a certain amount of electric energy to drive their functions

of signal transmission or data acquisition. And Lithium Polymer secondary battery allows charging and discharging
cycle, broadening the servicing life of electronics products.
effectively avoiding the over-charge, and short circuit.
High Capacity with Small Size
Product Parameters:
Item specification
Model Type LF-02
Cell Type BAK Prismatic 103450AR1-1700mAh
Cell Type 1S1P
Capacity 4200mAh
Nominal voltage 7.4V
Discharge cut-off voltage 7.0V
Suggestive Discharge
acut-off voltage
Cycle life After 300 cycles (Under 20+5, 65±5%RH)
When the battery is charged (No lasting for 4 hrs in 45) 0~ 45
When the battery is discharged (No lasting for 4 hrs in 60) -20~ 60
When stored within 1 Month (No lasting for 4 hrs in 55) -20~ 55
When stored within 3 Months (No lasting for 5 hrs in 45) -10~ 45
When stored within 12 Months (No recommending) 0~ 25
Battery short-circuit
secondary protection
Battery Impedance Initial220mΩ
Warranty 12 months
Weigh About 50g



Main Applications :

This product is mainly used in solar supply system, electric tools, household, appliance and emergent device area, electric bikes, Laptop and so on.


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Q1: Are you Factory,How long to make Battery Pack?
A: We are the Professional Battery Factory,we Need 30day around if we don't have stock of that model.Because need

        strictly test and high temperature,high voltage life aging as well in every single Battery.That will takes a fixed date.
Q2:How to start the cooperate?
A: Lets start with the sample orders. In 5days will be ready the samples, then you test.We make the standard according

       the data sheet which we give.Once you confirm the quality, we can talk for further.
Q3: What will be the packing?
A: We are using blister pallet packing in each battery pack. and then fold all packing in one ctn.
Q4: Can the connectors or PCB be customized?
A: Yes, we can choose the right connector according your requirement.Or help to match your device.
Q5: Is OEM/ODM battery pack available?
A: Yes, OEM/ODM battery packs are warmly welcome. Professional engineers provide technical support.
Q6: What information do you need to make a customized battery pack?
A: We need the details below:
    ① Size of the battery pack you need in mm.
    ② Capacity of the Battery pack.
    ③ Voltage of the battery pack.
    ④ Max discharge current.
    ⑤ Cable and connector types you need.
    ⑥ Casing and Terminals if required.
    ⑦ Any protection circuits you may need.
Q7: How do you arrange shipment for batteries?
A: Most of the Batteries we sell are exported.So We have long-standing forwarder partner who arranges shipments to all

       over the world. Although batteries are categorized as dangerous goods, you should rest assured that your cargo will

      be delivered through our experienced shipping partner(s).
Q8: Do you have the documents required for battery shipments?
A: Yes, we have MSDS, UN38.3, etc. and other special files needed for shipments to some regions can also be secured.

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