... .8º),1/2,1/4,1/8,1/16,1/32,1/64,1/128,1/256 1/5,1/10,1/25 ... ,1/50,1/125,1/2504. Protect form : Overheated protect, lock automatic half current ,error connect protect 5 ... whether the wiring of electrical machinery is a mistake . CW6060AC high quality stepper motor driver,2A-6A,Power input type:24V~55V AC