... in 2 days used for stepper motor Nema 08, 11,14,17, 23, 24 stepper motor driver,current:0.9~3ACW230 quick delivery ... in 2 daysused for stepper motor Nema 08, 11,14,17 ... towards, low reverse7.REST+,REST-: motor free , NOTE:1.When ambient temperature is high or working current over 2A, fix the module ...