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YF-20 Motor Speed Regulator Controller Cheap sale Board All-in- shop

YF-20 Motor Speed Regulator Motor Speed Controller Board All-in-

$22

YF-20 Motor Speed Regulator Motor Speed Controller Board All-in-

Product description

Features:
Can be directly connected to the stepping motor, no external driver.
High precision, adjustable speed, Angle can be set,

YF-20 Motor Speed Regulator Motor Speed Controller Board All-in-

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