Amperage: 5A , Voltage: 12V , 16mm Hole Size , High quality heavy duty material & IP67 waterproof protection. Perfect for use in a wet or dusty environment. Momentary switch: Push & Hold, ON; Release, OFF, Contact Configuration: 1NO1NC Easy to install. Great for cars, automotive, motorcycles, ATVs, boats, machinery, motor bikes, horns, car consoles, and more!. Bright COLOR LED makes it easy to see during the night and day Comes with wire harness for easy installation