Yakamoz DC12V 19mm 3/4" Blue Ring Led Metal Momentary Push Button Switch Car DIY Switch Silver with Wired Connector Adapter Great for Ignition Starter, Relay, Horn Button Switch, Critical Lights, Chassis Lamp, Fog Lamps, Door Switch, PC Power Switch or any circuit controls on over 500,000 cycles. Mounting Hole Size: 19mm, Switch Rating: 5A/250AC, Switch Combination : 1NO1NC/ 2NO2NC Momentary Type: Resetable [Push & Hold ON, Release OFF] Ring LED can be on all the time or only when switch is on which depends on how you wire it. High quality metal material & IP67 waterproof protection can be used in wet or dusty enviroment.