★ 5-phase half / full stepper motor driver. ★ DC24V Input power. ★ The case adopts closed structure which can avoid improper intrusion of foreign objects and has high safety. ★ The RUN/STOP current adopts digital circuit, and the accuracy of current adjustment is high. ★ With self-test and TIMING functions, it is easy to check and use. ★ The internal self-resetting fuse can provide complete protection even if the positive and negative polarities of the power supply are connected incorrectly.