5Pcs 15*17MM Gold Metal 6mm Knurled Shaft Potentiometer Control Knobs
5Pcs 15*17MM Gold Metal 6mm Knurled Shaft Potentiometer Control Knobs The best product you are looking for is "5Pcs 15*17MM Gold Metal ...
This type of component is called the active component. Active components require electricity to work and are able to control the electricity running through them.