This new stack from SpeedyBee appears to be one of the best budget 4-in-1 ESC/flight controller stacks, thanks to it's rich feature set and very reasonable price of $70.

SpeedyBee Website: https://www.speedybee.com/speedybee-f...
SpeedyBee F405 V3 Manual: https://d18j4b7oq8p8jg.cloudfront.net...


Disclosure: SpeedyBee did send me this new stack to test out, free of charge. The opinions expressed in this video are my own (Adam, here) and have not been approved by SpeedyBee before publishing.

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