Momentary Type: Push & Hold-ON, Release-OFF. These terminal holes size are 2.1mm (5/64") diameter, you can use AWG 12 wire maximum; popular size of AWG 14 to 18 are fine also. 3pcs High Head metal Momentary push buttons with IP65 protection: waterproof and rust proof, can be used in wet or dusty environments. Instantaneous button mounting hole: 19mm; Push buttons hole thread:1mm.rated current and voltage: 5A/12V/24V/125V/250VAC,easy to Install: Screw type terminals, don't need to solder. Universal fit all 12V Car SUV truck conversion Van RV Boat Yacht. Great for electromagnetic starter, relay, Horn Button Switch, PC Power button or any circuit controls., Manufacturer: Gebildet