Features: Achieve printing with A4988 stepper driver board, ensuring precise prints every time for project accuracy. Featuring seamless integration with 12/24V drive systems and a compact design, this stepper driver board provides stable motor control and easy adjustments for printer. Ideal for enthusiasts, printing hobbyists, professional, and beginners seeking dependable motor control solution in their creative projects. Perfect for printing setups and precise motor applications home workshops or professional environments, delivering consistent results across various tasks. Enhancing your printing efficiency with this ABS made board, offering effortless tuning for printing need. Specifications: Component:ABS Size:Approx. 42mm/1.68INCH Fixed: 3mm Input: 12-30V Package Includes: 1Pc Expansion Board note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.