... :1. Power input type:24V~55V AC2. Output current:2~6A3. Mircostepping:1(1.8ยบ),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 ... whether the wiring of electrical machinery is a mistake . CW6060AC high quality stepper motor driver,2A-6A,Power input type:24V~55V ...