WOWOONE 2Pcs PWM DC Motor Speed Controller 12v 7.2v 6v 5v 3v 1.8v 2A 30W, Low Voltage PWM Speed Controller for Electric Motor, PWM Controller 1803BK 1803B, Variable Speed DC Motor Control With Switch
2PCS PWM DC Motor Speed Control Switch PWM DC Motor DC 12V-40V 10A Voltage Regulator Dimmer with Speed Control Knob for Arduino(10A)
MateIJS 2pcs PWM DC Motor Speed Controller with Forward/Reverse Switch 6-24V(6v 12v 24v) 3A 80W
DGZZI 2PCS PWM DC Motor Speed Controller DC4.5V-35V Speed Adjustable Switch Module Speed Control Switch Board 5A Variable Voltage Regulator Switch Built in Indicator Lights
ALEDECO PWM Low Voltage DC Motor Speed Controller 1.8V 3V 5V 6V 12V 2A 24W Adjustable Driver Switch 1Pack
WayinTop 3pcs PWM Low Voltage Motor Speed Controller DC 1.8V 3V 5V 6V 12V 2A 1803BK 1803B Adjustable Driver Switch with Speed Control Knob (Pack of 3)