A quick look at the Kakute F7 Ardupilot supported board
An interesting full feature F7 autopilot board that has a baro, IMU, SD card logging, current measurement, voltage measurement and is suported by Ardupilot for autonomous flights.
This is the autopilot that will be used in the 3" microbuild.
Music : The Life and Death of a Certain K. Zabriskie, Patriarch - Chris Zabriskie