Easy Mounting: Each switch is equipped with a pre-wired socket for easy mounting; Mounting Hole: 19mm (3/4")
Multiple Wiring: LED light can be always on, or illuminates when the device is working by different wiring methods; LED Light: 5A 12V-24V DC;1NO 1NC, you also can use this switch in normally-closed circuit according to your needs
High Protection: IP66 Waterproof and dustproof; IK09 Anti-vandal rate. It can be used in wet or dusty environment; But Don’t immerse the button switch in water
Wide Applications: A great and cool replacement of horn switch for car, marine, train, truck, boat etc.