BetaFPV F4 Brushless Whoop 12A All-in-One V2

F4 AIO FC 12A V2 is upgraded from the popular original:

• Add 8M Flash chip for Betaflight Black Box. 
• 3 full UARTs (UART1, UART2 and UART6) are available. Pilots could use one UART for DJI digital FPV unit or Caddx Vista digital FPV unit and the other UART for external receiver like TBS Crossfire.

Also this board is very light - only 5.07g and suitable for brushless whoop like 2S Pro 2 Series/X Series. Integrated with a BetaFlight MATEKF411 processor FC, Betaflight OSD and 2S-4S 12A ESC which can support 4S battery for fast flying experience.