F405 Mini Flight Controller Stack 20x20 BLS 35A 4in1 ESC Board for RC FPV Drone

SpeedyBee F405 Min. SpeedyBee 35A BLHeli_S Mini V2 4-in-1 ESC. ESC Protocol:DSHOT300/600. 470uF Rubycon High-frequency Low-ESR capacitor. Onboard 4-level battery life indicators. Onboard 8MB blackbox storage.

eBay