Description: This module apply for stepper motors.One dirver drives 2 motors. Suitable for mini printer and low current motor. Lower vibration lower noise, smoother result. Come with a 4 pin cable. Easy and convenient to use. With high quality and durable performance. Specification: Material: Plastic Size: approx.2.5x1.5x1cm able Length: 10cm Package Includes: 1x Motor Parallel Module for 3D Printer 1x Cable