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602040 KC lipo battery 3.7v 400mah lithium polymer batteri with UI1642 IEC62133 BIS UN38.3 MSD CB REACH

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Quick Details

Port: Shenzhen Port
Payment Terms: L/C,Western Union,D/P,D/A,T/T,MoneyGram,PayPal
Supply Ability: 100000 Piece/Pieces per Week
Warranty: 12 months
Place of Origin: Guangdong China
Cycle life: 500 Times
Battery Size: 6*20*40mm
Standard charge/discharge: 0.2C
Model Number: 602040
Weight: 8.6g
Certification: KC,UI1642, MSDS, UN38.3,CB,Reach,IEC62133, BIS
MOQ: 100pcs
Brand Name: WLY
Type: Li-polymer
Energy: 1.48Wh
Capacity: 400mAh
Voltage: 3.7V
The charging ratio: 0.2C
The discharge rate: 0.2C
Package: Tray + Carton Boxes
Warranty Time: 12 Months
Application: Consumer Electronics
OEM/ODM: Available
Packaging Detail: Tray+Carton
Package Preview: https://sc04.alicdn.com/kf/H01f4637ce05f4471b6e5444b2ceaaa7bK.png_640x640.png,https://sc04.alicdn.com/kf/Hb3bedb9e64c346e2a2c9fdaabb98e1273.jpg_640x640.jpg
Dongguan Wiliyoung Electronics Co., Ltd.
Supplier
CN
Manufacturer, Trading Company
≤2h
Response Time
98.0%
On-time delivery rate
US$ 60,000+
87
Transactions
201-300
Employees
5-10
R&D staffs
0
Patents
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20201005 (1)

602040 400mah 3.7v Li-polymer battery

602040 battery.jpg

602040

Basic Information

Dimension( thickness*width*length) 6*20*40(mm)
Charge  Voltage 4.2V
Nominal voltage 3.7V
Nominal capacity 400mAh
Fully charge voltage 4.2v
Ship out volatge 3.7-4.1v

 

Battery specification Charge current Standard Charging:0.5C (200mA)
Rapid charge:1.0C(400mA)
Charging method Charge with constant current 0.5c to 4.2V. then chagre with constant voltage 4.2v till. until charge current is less than 0.01C
Standard discharge current 0.5C(200mA)
Max.discharge current 1C(400mA)
Discharge cut-off voltage 2.75V or 3.0V
Operating enviroment Charging:0℃~45℃
Discharging:-10℃~60℃
Storage temperature -10℃~45℃
Cell Weight Approx: 8.6g
Battery recyle time 500 times
Warranty 12 months

 

Certificates

KC,UI1642, MSDS, UN38.3,CB,Reach,IEC62133,BIS
Other battery Lithium polymer battery, Button lithium battery High-magnification lithium battery,18650

battery_01-2.jpg

 

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Q: How about you payment and delivery items?

A: Payment items: By T/T, 30% for deposit, and balance all before shipment. For small amount, we also accept payment via PayPal, Western Union.

Q: Can I have a sample order? 

A: Yes, samples orders are welcome.We can offer free samples if the quantity not above 3 pcs, you only need to pay the shipping cost.

Q: How to solve the quality problems after sales?

 (1) Take photos & videos of the problems and send to us.                                                                                                                       (2) Send back the physical problem battery by express to us.                                                                                                                 (3) Engineer will analyze the defective battery within 2 working day.                                                                                                   (4) 1 Year Warranty after leaving our factory, our defect rate is under 1%,we'll repaired or replaced the battery for free if non-human factor quality problems be confirmed.

Q: How's your lead time?

A: 3-5 days for sample, 12-18 working days  for large quantity.

Q: What kind of certificates could you provide for these batteries?

A: We have CE,CB,KC,MSDS,UN38.3 for most our current model, if It's custom-making design, usually no current certificates, we could apply for you if you need, but the related fees should be paid by your side, and if your order is big enough, certificate fees can be refunded.

Q: Can your factory print our logo/brand on the product?

A: Yes, and we will do this free of charge if the order quantity is big enough, please contact us for more details.

Q : Can you make customized battery?

A: Of course. We have professional engineers that can give you the most suitable solution according to your special requirements.

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(https://wiliyoung.en.alibaba.com)