ip66 waterproof pushbutton switch 1.easy to set up 2.voltage:24-380V 3.contact type:NO,color:transparent ... , _ enter figure:1-NO, 2-NC2. ApplicationUsed to either close or open an electrical circuit. Used in various applications such as ... reference:flush head,mashroom head,spring return,turn release,turn to stay up, ... dobble button,with key,with light,self-lock,self ...