Speed is correct. Under normal use you'll never hurt your horn. When I was a kid my dad would go to the salvage yard to buy 6 volt horns & put them on our family cars (12 volt). Dad liked LOUD horns. 
Save a life, adopt a senior shelter pet.
The three main causes of blindness: Cataracts, Politics, Religion.
Name your dog Naked so you can walk Naked in the park.
| 
