Search - fan speed knob

Adjustable fan speed via knob, compatible with 5V fans, voltage range 2.5V-8V, 4-12V input, 5W max, simple operation, good for USB fans.

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USB Fan Speed Controller, DC 5V Stepless Mini USB Fan Governor DC 4-12V to 2.5-8V 5W Regulator Speed Control Knob with Switch(3PCS)
USB Fan Speed Controller, DC 5V Stepless Mini USB Fan Governor DC 4-12V to 2.5-8V 5W Regulator Speed Control Knob with Switch(3PCS)
Fan speed principle: The non-adjustable USB fan is a 5 volt electric fan motor directly, while the ..
US$0.00
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