T-Motor Pacer Alpha G4 Flight ControllerIntroducing the T Motor Pacer Alpha G4 Flight Controller: The Ultimate Partner for Your FPV Adventures! Imagine your favourite FPV electronics company, T Motor, joining forces with the renowned Fettec Alpha Flight Controllers. Well, buckle up and prepare for lift off, because that's precisely what's happened with the T Motor Pacer Alpha G4 Flight Controller! The HD version makes connecting your O3 Air Unit a breeze, with no soldering required.