CNC Router Single 1 Axis 3A TB6560 Stepper Motor Driver Board Controller KitFeatures: * Working voltage DC 10V-35V. Recommended to use a switching power supply DC24V power supply. * 6N137 high-speed optical coupling, guarantee high speed without losing step. * Using the TB6560AHQ chip with low voltage shutdown, overheating stop and overcurrent * protection circuit to ensure optimal performance. * Rated maximum output: ± 3A, peak 3.5A. * For two-phase within 42,57 stepping 3A / four-phase / of line four / six-wire stepper motor, and is not suitable for more than 3A stepper motor. * Automatic half current function. * Subdivision: whole step, half-step, step 1/8, 1/16 step, a maximum of 16 subdivisions. Specifications: * Working voltage:DC 10-35V * Rated maximum output: ± 3A, peak 3.5A. * Main color:Green * Size:75 x 50 x 33mm * Net weight:83g * Package weight:93g Package content: 1x TB6560 3A driver board