Features: The Stepper/Servo Motor pulses Controller delivers precise pulses driven control for industrial automation, featuring 4 output channels (500mA) and 5V common compatibility for seamless motor operate. Equipped with 4 limit switches inputs, 3 expansion button ports, and multi channel signals processing capabilities, this compact plastic encasing module enables flexible integration with various industrial controls. Designed for automation engineers, equipment technicians, and advanced enthusiasts requiring professional motor control solution in manufacturing environments. Optimized for industrial automation scenarios including robotic assembly lines, printer motor synchronization, and automated production test jigs. This stepper motor controller supports complex motion sequences through pulses width modulation while maintaining operational stability, making it ideal for repetitive precisions tasks. Specifications: Component: Plastic Working voltages: 12-24V Input signals: 4 limit inputs, 3 extended button interfaces Product size: about. 83x48x35.5mm/3.27x1.89x1.4in Package Includes: 1pc Stepper Servo Motor pulses Controller note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.