100% original 21700-50E 3.6V 4900mah NMC Rechargeable Li-ion Battery Cell For special electric OEM/ODM Accept
100% original 21700-50E 3.6V 4900mah NMC Rechargeable Li-ion Battery Cell For special electric OEM/ODM Accept
EU, USA, Ukraine, Free Shipping Fee and VAT Door to Door Shipping!
EU, USA, Ukraine, Free Shipping Fee and VAT Door to Door Shipping!
EU, USA, Ukraine, Free Shipping Fee and VAT Door to Door Shipping!
We will offer you a better price!
please feel free to contact us via email or the Whatsapp number and Email at the bottom of the page, we will help you and look forward to doing business with you!
Email:nancy@selianenergy.com
Whatsapp:+86 15079932366
Battery price with shipping fee and import fee!
Battery price with shipping fee and import fee!
We will offer you a better price!
please feel free to contact us via email or the Whatsapp number and Email at the bottom of the page, we will help you and look forward to doing business with you!
Email:na-nancy@selianenergy.com
Battery Warranty
Battery Warranty
LiFePO4 Battery 5 years
Sodium ion Battery 5 years
LTO Battery 10 years
NMC Battery 5 years
LiFePO4 Battery Pack 5 years
The warranty period is from the date you receive.
We only replace new cell for free due to the failure of manufacturing.
Before the shipment, we will detect the cell voltage/resistance/appearance and other issues. we can only ensure that single cell is good before the shipment.
When arrival you can test the cells within 1 week. If you find any problems, please contact us for refund or replace. Any return behavior buyers need to be responsible for shipping fee.
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Battery Specification
Standard capacity: 4900mAh
Min capacity: 4753mAh
Size: 21.25*70.8mm
Weight: ≤70g
Charge voltage: 4.2V
Cut-off voltage: 2.5V
Internal resistance: ≤35mΩ
Standard charging current: 0.5C
Standard discharge current: 0.5C
Max. Charge Current: 1C
Max. Continuous Discharge Current: 2C
Note: The battery appearance color will change depending on the production batch.
Application
Power bank, microphone, radio microphone, gamepad, laser pointer, flashlight, headlight, LED light, camera, toy, remote control toy, mini fan, portable printer, printer emergency light, interphone, DVD portable computer, laptop, instrument, audio equipment, model antenna, and other electronic devices that require cylindrical batteries.