Uploaded January 2026 | Updated September 2026, 2 weeks ago

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I receive a commission (at no extra cost to you) if you make a purchase after clicking one of the affiliate links below.

Buy the Speedybee Goggle BEC at:
* GetFPV - bit.ly/49mBcMN
* Rotor Riot - bit.ly/4pr9FhL
* RaceDayQuads - bit.ly/4qKPSeq

Buy the AoKoda 25W USB-PD 3.0 adapter at:
* AliExpress - bit.ly/4qDzOLg

Buy the 65W USB-C fast-charge module at:
* AliExpress - bit.ly/3Nktv0J

MANDATORY DISCLAIMER: I am a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for me to earn fees by linking to Amazon.com and affiliated sites.

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00:00:00 - I DON'T WANT A USB POWER BANK
00:01:23 - Speedybee Goggle BEC
00:05:54 - AOKoda USB Adapter
00:09:26 - XT60-to-USB-C power adapter
00:11:44 - USB-PD circuit board module
00:13:47 - How to keep from killing your battery
00:14:32 - The final winner

I did it right this time! Building a 21700 battery pack!
youtube.com/watch?v=9Zc5GL7IVL4