Speedy Bee F405 Wing Mini APP Fixed Wing Flight Controller Brand_VivaFPV Featuring a built-in 1000mah battery

Featuring a built-in 1000mah battery for up to 6 hours of operation on a single charge and built-in USB charging to make topping up the battery easy and convenient

Size:  18x30mm

HD VTX: Support DJI O3 Air Unit

But the quest was not done

If you need other RC protocols

Speedy Bee F405 Wing Mini APP Fixed Wing Flight Controller Brand_VivaFPV Featuring a built-in 1000mah batteryExperience smooth, high performance flight with the Speedy Bee F405 Wing APP Mini Flight Controller. Its compact size offers convenience and affordability without compromising on features or usability. Expertly designed for seamless operation, this controller is your go to choice for a superior flying experience. With a powerful STM32F405 MCU, built in barometer, 6 UARTs, I2C, wireless setting through Bluetooth and WiFi, and 12 PWM ports available (9x