YF-20 Stepper Motor Speed Controller Governor with LED Display Stepper Motor Speed Driver Control Module DC 7-30V

Features Can be directly connected to the stepping motor no external driver High precision adjustable speed Angle can be set and the speed can be real time displayed Speed controller is made with high quality circuit board which ensures a longer service life This simple and easy to use DC motor speed controller has an stable performance Designed with a digital display that shows the rate in percent of actual speed to maximum speed Specifications Model YF 20Control voltage 7 30VCurrent within 2AStepper motor common 42 57 two phase four wire five wire six wire stepper motorSpeed description real time speed regulation 0 1 999 RPM most 42 57 stepper motors have a maximum speed of about 350 RPM Angle 1 9999 degrees can be set 360 degrees in a circle Users can convert their own needs to run distance Package Included 1 x YF 20 Stepper Motor Speed Controller Governor with LED Display