BIQU Octopus V1.1

3D Printer Accessory - ARM Cortex-M4 processor STM32F446ZET6 series, 180 MHz, support for up to 8 stepper drivers with a total of 9 outputs, expansion ports for supporting various expansion modules (e.g. BL Touch, LCD screen, RGB light, auto shut off etc. ), compatible with Klipper and Marlin software, USB-C interface, up to 6 PWM fans (optional voltage 5, 12 or 24 V), 24V power input