Brand N/A Model TB6560 Quantity 1 Color Green + black + red Material Copper-clad laminated Features The current level is adjustable to meet your various application requirements; Automatic semi-flow adjustable; The use of high-speed optical coupling 6N137 ensuring high speed without losing step; The board printed setup instructions no user manual can operate; Using thick fine-toothed radiator good heat dissipation. Specification Working voltage: DC 10~35V recommended using switch DC 24V power supply; Uses 6N137 high speed optocoupler ensuring high speed never lost steps; Uses Toshiba TB6560AHQ brand new genuine chip with low-voltage shutdown over-temperature and over-current protection circuit parking to ensure optimum performance; Rated maximum output is about 3A peak value is 3.5A; Suitable 42 57 3A stepper within two / four phase four wire / six wire stepper motor not suitable for more than 3A stepper motor; Automatic half current function; Segments: full step half step 1/8 step 1/16 step up to 16 segments; Size: 50 x 75 x 35 (mm) Application Great for DIY project English Manual/Spec Yes Packing List 1 x Motor driver board