Features: High performance, cost-effective. The automatic reduction of the minimum current. Supply voltage up to 50V DC Output current up to 5.0A. Suitable for 2 phase and 4 phase motors. High input speed of optoelectronic isolation signal. Single-chip PWM bipolar sine wave chopper ensures low vibration and high efficiency. 1, 2, 4 (New Mode), 8, 16 adjustable microstep control, engines work more precisely and smoothly. Overload, overcurrent, overheating, overvoltage and undervoltage protection to avoid damaging your computer and peripherals. Aluminum Cooling Box Design for Cooling, and protecting the driver card is damaged by dirt, dust, or other liquids. Applications: For machining of various mold templates. For advice, such as brand, architechture mold, badge, plaque, billboards, doorplate, furniture decoration, etc .. For carving portrait, landscape, handwriting, holding, etc. Suitable for any small and medium automatic CNC control equipment, such as XYZ charts, labeling, laser cutting, engraving machines and pick-place devices. Package Included: 1 x CNC single axis TB6600 0.2 - 5A hybrid biphase Driver Controller Stepper Motor Package List 1High performance, costeffective. Compared with other traditional stepper motor drivers, this one has less noise, less thermal power and smoother drive process. 2The automatic reduction of the minimum current. 3Suitable for 2 phase and 4 phase motors 4Supply voltage up to 50V DC. This driver module is absolutely a good choice for you. 5Output current up to 5.0A. This driver module is energy saving, owning built-in temperature protection and over current protection.