High Quality Battery Rechargeable 502030 3.7V 240mAh 250mAh Lipo Battery for Earphone

• Customization: Available
• Type: Lithium-Polymer Battery
• Cathode Material: LCO
• Rechargeable: Chargeable
• Size: Small
• Weight: 6g
• Cycle Life: 500times
• OEM/ODM: Yes
• Manufacture: Yes
• Warranty: 12 Months
• Certification: Un38.3 UL Kc IEC62133
• Typical Capacity: 240mAh
• Sample: Available
• PCB: Available
• Connector: Available
• Discharge Rate: Low Discharge Rate
• Shape: Square Battery
• Electrolyte: Li-ion
• Installation: Packaged
• Nominal Voltage: 3.7V
• Transport Package: Customized, Safety Packaging
• Specification: 5.0*20*30mm
• Trademark: A&S POWER
• Origin: China
• HS Code: 8507600090
• Production Capacity: 80000PCS/Day

Product Description

High quality Battery Rechargeable 502030 3.7V 240mAh 250mAh Lipo Battery for Earphone

Specification of 502030 3.7V 240mah lipo battery:
 

Item		Rating	Note
Nominal Capacity		240mAh	Discharge:0.2CmA cut off Voltage:3V for cell
Nominal Voltage		3.7V	Discharge:0.2CmA cut off Voltage:3V for cell
Discharge Cut-off Voltage		3.00V
Charge Current		48mA	Standard Charge
Charge Voltage		4.2V
Max. Charge Voltage		4.23V
Storage humidity		< 75%RH	Hyometer
Fast Charge current		240mA	1.0CmA
Fast Discharge Current		240mA	1.0CmA
Operating Temperature	Charge	0~+45ºC	Can be operated at max Altitude 3000m and 8%~90% humidity.
	Discharge	-10~+50ºC	Get more than 50% discharge capacity (typical) in -15°C or +55°C.
Storage Temperature	less than 1 month	-10~+45ºC	Recommended storage temp: 20ºC,at the shipment state.
	less than 3 months	-10~+35ºC

Product Picture:

 

 

 

Performance

1 Standard Test Conditions 
Test should be conducted with new batteries within one month after shipment from our factory and the cells shall not be cycled more than five times before the test. Unless otherwise defined, test and measurement shall be done under temperature of 25±2ºC and relative humidity of 45~85%. The test results are not affected evidently by such conditions of temperature 15~30ºC or humidity 25~85%RH.5.2 Measuring Instrument or Apparatus.
2 Measuring Instrument or Apparatus 
2.1 Dimension Measuring Instrument 
The dimension measurement shall be implemented by instruments with equal or more precision scale
of 0.01mm.






FAQ

 Q1: Can I have some samples for testing quality?
 

 A1:  Yes, you can buy some samples of any our products for testing quality and market.

 

Q2: How should I pay?

A2: You can pay via T/T,L/C at sight,Western Union, Cash etc., 100% T/T in advance for samples. For large quantities, 30% T/T in advance as soon as  order confirmed and the balance before shipping via T/T or L/C etc. If you prefer other payment terms, please contact us freely.

 

Q3: What is your package looks like? Can I have the customized package?

A3: We have factory's current standard package, customized print logo shall be complied to buyer's requirements, and the extra charges will be borne          by the buyers, for more details, please contact us.

 

Q4: What is delivery time if we place an order?

A4: It depends order quantities. Usually, we can deliver goods within 3 -5 working days for small orders, for more QTY. order, let's confirm when you             place official order.

 

Q5: Are you factory?

A5: yes,we are factory.
 

Q6. Can you explain in detail how you match cells for a battery pack before you assembling the pack?

A6: We will do the following things before assembling the pack:

   a. Select capacity, same capacities cells for one pack

   b.  Measure the voltage, same voltage cells for one pack(difference is under 0.02v per cell)

   c.  Measure the inner resistance,same IR cells for one pack (difference is under 1m Ohm)

  All above steps are very strict to make sure the pack performance is perfect.

 

Q7: What&rsquos your advantage compared with other suppliers?

A7: a. High quality batteries: Our batteries are in enough capacity, and lower in RI,

   Before shipment, we will inspect the products and ensure the quality which are well approved by our clients.

    b. Better service: We always offer what our clients need. Reply client&rsquos questions timely. Supply best projects solution for clients. We ship out  the products on time&hellip

 

Address: Rm1312,A Block,Weidonglong Business Building,No.194 Meilong Rd,Longhua,Shenzhen,Guangdong,518109,CHINA

 

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successfully supplied,but please note this is just
representative and an example of our products&service,
so,if you cannot see the product you are looking for, please contact us today!!!