Expansion board to connect to Arduino UNO or Arduino MEGA. Supports up to 4 axes (the 4th is accessible via software modification). On the board there are slots for power drivers (A4988 or DRV8825) of stepper motors. Microsteps can be set by jumpers. You can connect 2 limit switches per axis (for a total of 6). Motor power supply: 12V to 24V (up to 36V for DRV8825 driver).
It can be used for CNC machines, engraving machines, 3D printers, robots, etc.