This is a SPDT ON Off ON 3 Pin 3 Position toggle switch. When turn the switch ON, it will stay at ON position until manually switch it off.
The mounting hole diameter: 12mm/0.47". Each Toggle Switch has screw terminals for quick connections.
Each 12V Marine Toggle Switch comes with a waterproof cap which can reach IP65 waterproof. This toggle switch is made of metal and plastic , with thickened handles and flame retardant housing for durability.
Waterproof Toggle Switch 12V Marine ON Off ON 3 Pin 3 Position SPDT 12 Volt DC 30A Heavy Duty 3 Way Toggle Switch with Boot Cap Cover for Car Auto Truck Boat