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3PCS) Mini 5A PWM Max 90W DC Motor Speed Controller Module 3V-35V Speed Control Switch LED Dimmer (Pack of 3pcs): Amazon.com: Industrial & Scientific
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Onyehn DC Motor PWM Speed Controller 3V 6V 12V 24V 35V Speed Control Switch Mini LED Dimmer 5A 90W(Pack of 6pcs) - - Amazon.com
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