PChero 2Packs L298N Motor Drive Controller Board Module, Dual H Bridge DC Stepper for Arduino Smart Car Robot 14.99$
Gebildet 3pcs DC 5V-35V 5A Mini DC Motor PWM Speed Controller,Speed Adjustable Switch Module,6V 12V 24V Variable Voltage Regulator with LED Indicator 10.76$
EZ Pass/I-Pass/Toll Tag Tape Mounting Kit, Glue Adhesive Dual Lock Tape Ezpass Tag Holder, 8pcs (4sets) Reclosable Fastener with Alcohol Prep Pad Save 2.80$ 13.98$
COVVY Mini DC Motor PWM Speed Controller 3V 6V 12V 24V 35V Speed Control Switch Speed Control Switch LED Dimmer 5A, Pack of 2 9.99$
SCR Voltage Controller AC 110V 220V/15A/ 4000W Variable Speed Controller Fit for Router Fan Electric Motor Rheostat 39.00$
Haosie DC Motor Speed Controller Regulator, 6-60V 12V 24V 36V 48V 30A PWM Variable Speed Switch Control Circuit Board, Motor Speed Controller with Start Stop Switch 18.19$