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21700 Li-ion 3.7V 5000mAh Rechargeable Battery - Winway
The 21700 Li-ion 3.7V 5000mAh Rechargeable Battery by Winway is a high-capacity, cylindrical lithium-ion cell designed for reliable performance in demanding applications. With a nominal voltage of 3.7V and a actual capacity of 4500mAh, it provides long-lasting power for portable electronics, battery packs, DIY energy storage projects, and high-drain devices. Built with a 1C discharge rating, this battery ensures stable output and efficient energy delivery, making it suitable for power tools, e-bikes, robotics, and backup systems. Its 21700 form factor combines higher capacity with compact size, offering an upgrade over traditional 18650 cells.
Features of 21700 Li-ion 3.7V 5000mAh Rechargeable Battery:
- High-capacity 5000mAh lithium-ion cell for extended runtime
- 1C discharge rate for reliable high-current applications
- Nominal voltage of 3.7V with stable performance
- Rechargeable and reusable for long cycle life
- Standard 21700 cylindrical form factor for easy integration
Specifications of 21700 Li-ion 3.7V 5000mAh Rechargeable Battery:
- Model: 21700 Li-ion Rechargeable Battery – Winway
- Cell Type: Lithium-ion (Rechargeable)
- Nominal Voltage: 3.7V
- Actual Capacity: 4400 - 4500mAh (approx)
- Discharge Rate: 1C (max continuous)
- Standard Charge Voltage: 4.2V
- Cut-off Discharge Voltage: 2.5V
- Size (Diameter × Length): 21 × 70 mm (approx.)
- Weight: Approx. 70 g
Package Includes:
1 × 21700 Li-ion 3.7V 5000mAh Rechargeable Battery – Winway
Returns Policy
Due to the type of products we sell, we accept limited returns. Below are the conditions where we can accept a return request.
1. Damaged During Shipment
If you receive a product damaged during shipment, please notify us within the 3 days of you receive the product, supported by the proper pictures and description. Once our support team accept the return, we will provide a replacement or a complete refund including the return shipping cost.2. Wrong Item Shipped
If your item looks different from what is shown in the image on our website, we will take the item back and provide a refund or replacement as per your choice.
Limitation of Returns
We don't accept the returns for the products damanged by improper use of the product. Moreover we don't accept the return, if the ordered product is not fit for any specific application. Please read the product specifications and datasheet before selecting and ordering a product. Returns are accepted only with 3 days from the date of delivery.Shipping
We ship to all over India with free shipping on all prepaid orders above 500. For Cash on Delivery orders INR 80 will be charged for orders below INR 599 and INR 30 will be charged for the orders above 599. Please contact to our support team at support@quartzcomponents.com for any question related to shipping.
Please note that the Minimum Order Value is INR 500 for COD orders.