Flywoo introduces a remarkable, highly integrated AlO product, the GOKU Versatile F405 1-2S, 12A 5-in-1, 400mw AlO with Built-in ELRS 2.4G. Featuring the world's first STM32F405 BGA chip. It provides 5 UART serial ports for seamless device/module connection & 12C compass input. A 12A 4-in-1 ESC, fully-integrated serial ports-controlled ELRS receiver and a built-in 400mw VTX make it perfect for Tiny Whoop races or Toothpick freestyle flying.