Banggood

thanks all things it's good but the plug didn't work with me inlet or outlet for the catalog I will next order learn Chinese language very faster thanks allot

Excellent Working fine

I am using this Voltage controller to control speed on my drill press, works very well, I do recommend this product.

Received on time. looks good and works well. Just a little bit hotter than I thought... but good for my tasks.

Gutes Teil.

not so good

came as black unit . not as in sale picture .

ottimo prodotto, montato su una cappa per fumi... funziona benissimo...ottimo venditore

Funziona benissimo, fatto molto bene.

An adaptable variable voltage controller that can be used for Fan speed control as well as some brushed commutator motor speed control.