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400mah Lipo Rechargeable Battery 3.7v 303040

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US$ 0.75 - 1.3 MOQ: 200 Pieces
Key Specifications
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Place of Origin:
China
Brand Name:
DELONG(OEM)
Model Number:
DEL-303040
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Shenzhen Delong Energy Technology Co., Ltd.
Payment & Shipping
Payment Methods:
Port of Shipment:
shenzhen
Delivery Detail:
Delivery time depends on order quantity.

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Place of Origin China
Brand Name DELONG(OEM)
Model Number DEL-303040
Type Li-polymer
Nominal Voltage Other, 3.7V
Nominal Capacity 400mah(as your require)
Size Other, 3.0*30*40mm(as your require)

OEM/ODM  3.7v 400mah li polymer battery 303040 rechargeable /polymer li-ion battery/lithium polymer battery    

 

No.

Item

Specification

1

Nominal Capacity

400mAh 0.2C Discharge(as your require)

2

Nominal Voltage

3.7V

3

Charge voltage

4.2V

4

Dimensions

≤ 3.1mm (T)* ≤ 30mm(W)* ≤ 40mm(L)(as your require)

5

End-of-charge Current

0.02C

6

Discharge cut-off voltage

3.0V

7

Standard Charging method

0.2C constant current charge to 4.2v, then constant voltage 4.2v charge till charge current decline to ≤0.02C

8

Charge current

Standard charging: 0.2C

Rapid charge: 1.0C

9

Charging time

Standard charging: 5.0 hours (Ref.)

Rapid charge:1.0 hours (Ref.)

10

Maximum Continuous Charge Current

1.0C

11

Maximum Continuous Discharge Current

1.0C

12

Operating Temperature Range

Charge:             -20 ~ 45’ C

Discharge:     – 30 ~ 55’ C

Temperature range for storage

Less than 1 month

-20 – +55’ C

Less than 3 month

-20 – +40’ C

Less than 1 year

0 - +25’ C

13

Operating And Storage Humidity Range

Less than 75%RH

14

Impedance

≤ 200 m ohm; Temp:25 ‘C

15

Overcharge protection voltage

4.30V

16

Over discharge protection voltage

2.4V

17

Life cycle

More than 500 times

 

Advantages:

1.Low self-discharge

2.Fast charge, no memory effect

3.High cycle life 500 times

4.Good quality

5.Quickly Delivery

6.Widely used in toys, electric power tooling, RC model, portable device.

 

 

Shipping:
1. We will ship the products within 15 workdays after receipt of payment.  
2. We can ship to you by UPS/FEDEX/DHL and so on. Other shipping terms can also be arranged according to specific requirements.  
3. We are not responsible for any accidents, delays or other issues that are the responsiblility of the shipping service.  

Payment:
1.We accept T/T , PAYPAL , Western Union, Cash and so on.  
2.If you prefer other payment terms,please contact us.  

Replacement Policy:
1.We provide one year warranty.  
2.If items is defective , please notify us within 3 days of delivery  
3.Any items must be returned in their original condition to qualify for a replacement.  
4.The buyer is responsible for all the shipping cost incurred.

 

400mah lipo rechargeable battery 3.7v 303040

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Shenzhen Delong Energy Technology Co., Ltd.
Business Type
Manufacturer, Trading Company
Year Established
2012
Factory Size
10,000-30,000 square meters
Total Employees
101 - 200 People
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