Features • Advanced Control Precision: Imported special chips ensure a highly precise control stepping system for smooth and accurate operation in your 3D printing projects • Enhanced Safety Features: Automatic current halving at rest and protection against overheating, overcurrent, undervoltage, and reverse voltage for reliable performance • Efficient Heat Dissipation: Large-area heat sink design effectively dissipates heat, safeguarding the encoder and prolonging the lifespan of your components • Durable Construction: Made from high-quality ABS material, ensuring long-lasting durability and stability for demanding applications • Versatile Compatibility: Ideal for various machines including engraving, marking, cutting, laser phototypesetting, and CNC machine tools, enhancing your operational capabilities Features: 1、Adopt imported special chips are used to realize a precise control stepping system 2、The current is automatically halved at rest, with functions such as overheating, overcurrent, undervoltage lockout, and input voltage reverse connection protection 3、With large？area heat sink, it can dissipate heat in time without damaging the encoder 4、High quality ABS material can make sure the durability and stability of the product 5、Suitable for engraving machine, marking machine, cutting machine, laser phototypesetting, plotter, CNC machine tool, holding device, etc. Specification: Item Type: Micro Step Driver Material: ABS Humidity: 40-90%RH Vibration: 10-55Hz/0.15mm Storage Temperature: -20～65℃ Input Voltage: DC 9-42V Cooling Method: Natural cooling or forced air cooling Signal Input: Single-ended, pulse/direction Applicable Motor: 4-wire, 6-wire and 8-wire 2-phase hybrid stepping motor with current below 4.0A and outer diameter of 39,42,57mm Applicable Equipment: Suitable for All Kinds of Small and Medium-sized Automation Equipment or instruments, such as: Engraving machine, marking machine, cutting machine, laser phototypesetting, plotter, CNC machine tool, holding device, etc. In equipment where users expect low-cost, high-current operation. Package List: 1 x Code Driver Package List 1 x Code Driver