10mm,5A/250VAC 1NO+1NC reset or on off illuminated with led or not: 6v,12v, ... rectangular 1. Installation diemeter: 10MM;sillver with goldplating2. operation: auto-reser and auto-lock;3.contact structure: single-throw (1NO+1NC)4 ... installation diemeter : 8mm,10mm,12mm,16mm,22mm,25mm; 8MM illuminated reset button light switch