SPECIFICATIONS OF FC
CPU: STM32F405 (Overclock to 240MHz)
Six-Axis: MPU6000
Size: 26mm x 26mm, whoop mounting pattern
Firmware version: Betaflight OMNIBUSF4SD (OBSD)
OSD: Built-in BetaFlight OSD (STM32 controls OSD chip over SPI in DMA mode)
RX3 and TX3 are with auto inverter, supporting all RX including TBS Micro RX
TX01 and RX01 ports are available for Frsky F-Port, DSM2/DSMX
Buzzer solder pads
Support programable LED like WS2812 etc
Weight: 4.2g
DIAGRAM FOR F405 4S FC