6PCS DC Motor PWM Speed Controller 3V 6V 12V 24V 35V 5A 90W with Speed Contro...

DC Motor Speed Regulator 6V-90V PWM Module Digital Controller Switch Display

12/5/10PCS DC 6V 12V 24V 30V 10A DC Motor Speed Controller PWM Controller Board

1/2/5/10PCS PWM DC 3A 6V 12V 24V 28V Motor Speed Control Switch Controller

1/2/5PCS PWM Motor Speed regulator DC 6-28V 3A 6V 12V 24V 28V Switch Controller

12/5/10PCS DC 6V 12V 24V 30V 10A DC Motor Speed Controller PWM Controller Board

5V-35V/12V~40V PWM 5A/10A 20khz LED DC Motor Controller Speed Regulation Dimmer