CNC 3 Axis Stepper motor Driver ROUTER,MILL , 5. 0A + CNC DB25 Breakout Board adapter Kit CNC 3 Axis Stepper motor Driver ROUTER,MILL , 65. 0A + CNC DB25 Breakout Board adapter KitPower Input: 12V to 36 VDCPhase Current: adjustable from 1.5 A to 5A(1.5A,2.0A, 2.5A,3.0A,3.5A,4.0A,4.5A,5.0A) Resolution: 1/2, 1/8, 1/16 , 1/32 , 1/64 , 1/128 , 1/256 Overheat, Over Voltage, Over Current Protection ...