SpeedyBee F405 AIO V2 35A 8Bit 25.5x25.5 3 — 6S Without CNC Flight Controller is a compact and high-performance all-in-one flight controller designed for FPV racing, freestyle, cinewhoop, and lightweight drone applications. Engineered with a standard 25.5×25.5mm mounting layout and wide 3–6S voltage compatibility, this AIO controller delivers stable flight performance, reliable power output, and simplified installation for modern FPV drone builds.

The controller features built — in Bluetooth tuning functionality, allowing wireless parameter configuration and firmware updates directly through the SpeedyBee mobile application without requiring a computer connection. Its independent power supply architecture combined with large-capacity filtering helps reduce electrical noise and improve signal stability during demanding flight conditions. Designed for practicality and durability, the solder pads are centrally optimized for easier assembly and maintenance, while protective anti-corrosion coating enhances long-term reliability even in challenging environments. The onboard 9V BEC and programmable switch support video transmitter power control, helping reduce overheating risks and improving compatibility with DJI Air Unit systems and other FPV accessories.

High — performance STM32F405 flight controller with integrated 35A 8Bit ESC

Supports 3 — 6S LiPo battery input

Precision ICM — 42688P gyro for stable and responsive flight control