Rotary switch, because the relationship between its use, adopts sealed structure as a whole, have a certain effect, can reach IP65 waterproof level. Also need to adopt a more hard and durable metal material, in the stalls on the second or third gear differences.

Three rotary switches are three location, indicating that you can control more. Three rotary switch using switch contact points combined in multiple loops combined, achieved the same or a different choice of functions, to control and regulate the domestic or commercial purpose of toasters and other electrical appliances.