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21700 4000mAh Lithium Ion Battery Cell High Discharge Low Internal Resistance Rechargeable for Power Tools EV Robotics
Description
Products Description
Type |
Lithium Ion Battery |
Model |
21700 |
Color |
as your requirement |
Standard capacity(0.2C5A) |
4000mah ~5000mAh |
Rated voltage |
3.7V |
Max.charge voltage |
4.2V |
Cut-off voltage |
2.5V |
Standard charge current |
0.5C |
Max continuous discharge current |
3C |
Peak discharge current |
Customized |
Battery dimension |
21*70mm |
(Approx.)Total weight(Approx.) |
about 69G |
Standard charging temperature |
0℃~45℃ |
Discharge temperature |
-20℃~60℃ |
Storage temperature |
-20℃~45℃ |
Cycle life |
>800 times |
Warranty |
12 month |
Option |
Connectors/other Capacity/Metal case |
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Product packaging
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Company Profile
About Us
Shenzhen Cowon Technology Co..Ltd. which was established in May, 2008, is a professional manufacturer and provides a wide range of battery types for different electronic devices. Cowon provides more than 2000 batteries, which are compatible with more than 5000 different electronic devices. Cowon mainly provides batteries for PDA, GPS, Mobile phone, barcode scanner, walkie-talkie, cordless phone, headphone, print and medical device batteries.
The battery cells of all Cowon battery pack are with high quality, including the Chinese top brands and imported branded battery cells from all of the world.The certificated ISO 9001,CE, RoHS, UN38.3, MSDs, CO and one year warranty are guaranteed by COWON.
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