Description:<br />JK0220 Two Phase Hybrid Stepper Motor Driver  DC12V-36V 0.3A-2.0A For CNC Robots Specification:TypeJK0220DC Input  Voltage12V-36VAC Input  Voltage12-24V Output Current 0.3A - 2.0AOperating Temperature-10&amp;amp;deg; -  45&amp;amp;deg;St