●  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