UL CB KC UN38.3 certificated 3.7v 500mah 702040 li polymer battery for smart hone device

  • Unit Price: Negotiable
  • Brand:

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  • Categories:Batteries
  • Validity Period:

    Long Term

  • Published on:

    2021-12-28 12:49

  • Product Description
  • Company Overview

Product Information









Valid until:

Long Term

Product Details

UL CB KC UN38.3 certificated 3.7v 500mah 702040 li polymer battery for smart hone device

Product Description

1.Model: AS702040
3.Capacity: 5 00mAh
5.Dimention: 7.2 *21*42.5mm
6.Ready certification:KC/UL/IEC62133/UN38.3/MSDS





3.1    Capacity




cut off Voltage:3.0V for cell



3.2    Nominal Voltage

Average  3.7V


cut off Voltage:3.0V for cell

3.3    AC Impedance Resistance



3.4    Discharge Cut-off Voltage



3.5    Charge Current


Standard Charge

3.6    Charge Voltage



3.7    Max. Charge Voltage



3.8     Storage humidity

< 75%RH


3.9    Max. Charge Current



3.10   Max. Discharge Current


1.0 CmA

3.11   Weight

Approx 10.1g


3.12   Operating








3.13   Storage


less than 1 month


Recommended storage

temperature: 20°C,at the

shipment state

less than 3 months



If you have any problems, please click on me, so we will solve all your problems! 

Detail Display


1) Green product

2) Long standby time

3) One year warranty

4) Excellent safety performance

5) Excellent storage performance and low self-discharge rate

6) Short circuit testing passed

7) Overcharge testing passed

8) Over discharge testing passed

9) 150C thermal shock test passed

10) 1.2m drop testing passed




Major application:

1)MP3/MP4 player, Bluetooth, speakers, car GPS and all possible electronics products

2)Widely applied in Telecommunications, Audio and Video Devices, Information Devices...Etc.



1) Environmental friendly.
2) High density of energy.
3) High capacity.
4) Fast charging.
5) Safety in use.
6) Long cycle life, chargeable up to 500 times.
7) No memory effect.
8) Doesn’t contain Mercury, No fire, No explosion, No leakage.
9) High temperature resistance.
10) Stable discharge platform , it is can support large current and high power to charging and discharging.

Shipping & Package


Shipping methods
Destination  Normally arrive at port time in working days  
Ship by express Ship by sea Ship by air
 North America  3-7 days  15-28 days  5-7 days
 South America  3-7 days  15-30 days  5-7 days
 European  3-7 days  20-30 days  5-7 days
 Africa  5-7 days  45-50 days  5-7 days
 The Middle East  3-5 days  15-30 days  3-5 days
 Australia  3-7 days  10-20 days  5-7 days
Related Products

CB IEC62133 KC UL approved lipo battery for your reference:



 401230 120mah lipo battery                             423040 530mah lipo battery                             461730 200mah lipo battery




  552035 350mah lipo battery                             603040 750mah lipo battery                               853450 1500mah lipo battery



Other KC/UL approved lithium polymer battery model as below:


Model  Dimension   With PCM Dimension Capacity 
302025 3.0*20*25mm 3.2*21*27.5mm  3.7V 100mAh
302530  3.0*25*30mm 3.2*26*32.5mm  3.7V 180mAh
401824  4.0*18*24mm 4.2*19*26.5mm  3.7V 180mAh
402525  4.0*25*25mm 4.2*26*27.5mm  3.7V 200mAh


5.0*35*52.5mm  3.7V 850mAh
502030  5.0*20*30mm  5.2*21*32.5mm  3.7V 240mAh
502525  5.0*25*25mm 5.2*26*27.5mm  3.7V 180mAh
503030  5.0*30*30mm  5.2*31*32.5mm  3.7V 430mAh
523450  5.2*34*50mm 5.4*35*52.5mm  3.7V 1000mAh
553444  5.5*34*44mm 5.7*35*46.5mm 3.7V 850mAh
553640  5.5*36*40mm 5.7*37*42.5mm  3.7V 850mAh
553759  5.5*37*59mm 5.7*38*61.5mm    3.7V 1400mAh
602030  6.0*20*30mm 6.2*21*32.5mm  3.7V 300mAh
602240  6.0*22*40mm 6.2*23*42.5mm  3.7V 500mAh
602535  6.0*25*35mm  6.2*26*37.5mm 3.7V 500mAh
602663  6.0*26*63mm 6.2*27*65.5mm   3.7V 1000mAh
603030  6.0*30*30mm 6.2*31*32.5mm  3.7V 520mAh
603040  6.0*30*40mm 6.2*31*42.5mm  3.7V 750mAh
603048  6.0*30*48mm 6.2*31*50.5mm  3.7V 900mAh
603450  6.0*34*50mm 6.2*35*52.5mm   3.7v 1050mAh
702040  7.0*21*40mm 7.2*22*42.5mm 3.7V 500mAh
753048  7.5*30*48mm  7.7*31*50.5mm   3.7V 1200mAh 
803035  8.0*30*35mm 8.2*31*37.5mm  3.7V 800mAh



Our Service

Over 100 models certificated by UL, with capacity from 20mah-10000mah, various dimensions for your needs. (contact us for model lists)

Low Risk Promise

1. For lithium polymer battery, we can provide 5pcs( capacity < 500mAh) of free samples and buyers pay for the shipping cost. If items in stock, we can send out sample within 5 days.
2. For order over 2000pcs, Buyer gets a cash coupon of 50 USD for next order
3. For order over 10000pcs, Buyer gets a cash coupon of 100 USD for next order

Our cooperative policy

1. Making the sample until you are satisfied with it.
2. Offering professional one-on-one service and replying your E-mail within 12 hours
3. Inspection before shipment.
4. Priority to get the our latest product information after our cooperation




1. We want you to be fully satisfied with every item that you purchase from A&S Power. 

2. Furthermore, we also provide one-year warranty for batteries.

3. And if any quality problems, not caused by improper use or man-made, A&S Power will replace it one by one.


“Market and Technical support email within 24 hours”

A&S Power Technology Co., Ltd. was established in 2001, and specialize in manufacturing and exporting rechargeable lithium battery, like li-ion battery, li-polymer battery and LiFePO4 battery.



company information

A&S Power Technology Co., Ltd. was established in 2001, and specialize in manufacturing and exporting rechargeable lithium battery, like li-ion battery, li-polymer battery and LiFePO4 battery.


Company Overview

  • Established :  2001
  • Capital:    20,000,000.00 RMB
  • Location:    Dongguan,Shenzhen 
  • Employee:  > 600
  • Daily output:  100K Li-Poly, 50K LiFePO4,  80K Li-ion 18650



  • OEM rechargeable battery manufacturer in China over 15 years
  • Specialized in Lithium polymer battery, LiFePO4 battery and Li-ion Battery pack
  • Our batteries got UL, KC, BIS,IEC62133, CB, CE, ROHS certifications
  • We’re officially recognized by Philips, JVC, Skullcandy, Flex, Mitel etc. from 2013.
  • We have succeeded in selling our batteries to the international markets of America, Canada, Europe, Africa, middle-east and South Asia.
  • A&S Power has well presence in international fairs each year, such as CEBIT,Intersolar, KES, HK Electronic Fair

Looking forward to your inquiry soon and thanks for your viewing.

And welcome to contact us for more information.

Sample is available!



1. Q:Where can I get the price?

    A: We usually quote within 24 hours after we get your inquiry. If you are very urgent to get the price,    please call us or tell us in your email so that we'll regard your inquiry priority. 


2. Q: How can I get a sample to check your quality?

    A: After price confirmation, you can require for samples to check our quality.  


3. Q: What about the lead time for mass production?

    A: Honestly, it depends on your order quantity and the season you place the order. We suggested that you start inquiry two months before the date you would like to get the products at your country. 


4. Q: What is your terms of payment?

    A: We accept T/T and L/C, as well as Alibaba Trade Assurance Order.



UL CB KC UN38.3 certificated 3.7v 500mah 702040 li polymer battery for smart hone device

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