Access Denied

You may have been blocked for using a VPN, or trying to access the site from a restricted country. Please e-mail us at sales@rc-n-go.com if you believe you have reached this page in error.

Protected by 
  MIDA

In-Store Repairs & Troubleshooting Available

Excellent Customer Service

Free In-Store Pickup

SKU: 6958946201972

Efest 18650 / 3500mAh / 20A Li-Ion Battery (2pcs)

Regular price $29.99

Pickup available at RC-N-Go in S. Jacksonville, FL

Usually ready in 1 hour


Efest 18650 / 3500mAh / 20A Li-Ion Battery (2pcs)

The Efest 18650 3500mAh 20A battery delivers long‑lasting, reliable power with a high‑capacity cell that’s ideal for radios and other moderate‑drain electronics. Its consistent output and dependable performance make it a great choice for Radiomaster radio controllers that use 18650 cells, providing extended runtime and stable operation during long flying sessions.

 

FEATURES:

  • Lithium-Ion Chemistry: Ensures efficient, stable, and reliable power delivery.
  • Rechargeable & Durable: Supports multiple charge cycles with minimal performance degradation.
  • Compact 18650 Size: Universally compatible with a wide range of electronic devices.

 

SPECIFICATIONS:

  • Positive Terminal Type: Flat Top
  • Nominal Capacity: 3500mAh
  • Continuous Discharge Rating (max): 20A
  • Nominal Voltage: 3.7V
  • Maximum Voltage: 4.2V
  • Discharge cut-off Voltage: 2.5V
  • Protected: No (Unprotected cell – use with proper safety measures)
  • Rechargeable: Yes
  • Cycle Life   ~300+ charge cycles
  • Approx. Dimensions: 18.3mm x 65mm
  • Approx. Weight: ~48g

 

INCLUDES:

(2) Efest 18650 / 3500mAh / 20A Li-Ion Batteries

Quick FAQs

Is the product I want in stock?

Unless a product shows a status of "Out of Stock", it is in-stock. All items shown on our website are shipped out by our brick-and-mortar store in Jacksonville, Florida during regular business hours.

Where do you ship?

We currently ship to the United States and all US Territories, including Puerto Rico.

When will I receive my order?

Processing times range from 24 - 36 hours or less, based on when an order is placed.

Once picked up by the designated shipper, Economy service takes approximately 5-8 days, with Standard Shipping at 3-5 days, with some locations taking a bit longer.

Please see our Shipping Policy for additional info and feel free to contact us for expedited shipping options.

Can I pick up my order?

Yes, we offer Free Pickup at our Jacksonville, Florida location, during regular business hours, in addition to our standard shipping options, at checkout.

How do I return a product?

Items can be returned In-Store during regular business hours.

For online purchases, please e-mail us at sales@rc-n-go.com for a Return Authorization.

Please see our Refund Policy for more details.