OpenMower Hardware Utils V2 Mainboard Compatible SATA- Breakout Board for V2 Hardware Pico Breakout Board connected via OpenMower's specific SATA plug V1 Mainboard Compatible LSM6DSx IMU for V1 Hardware LSM6DSx IMU alternative for J20 @ OpenMower V1 (instead of MPU9250 or WT901) Arduino/UM9x Shield for V1 Hardware Simple UM9x GNSS module mount shield for OpenMower V1