Imagine you’re cruising on your bike, minding your own business and all of a sudden someone totally jumps in front of your way, making you have to swerve to the side to miss them. Next time, don’t just do nothing about it and give them a big scare with the Delta Cycle Airzound Horn that is super loud. You’ll actually scare anything around you since the bike horn is so loud, coming in at up to 115 dB. But if you’re not about being rude while on your biking adventures, the horn has a volume control so that you can easily tone down the noise a bit. The horn also refills with any bike pump so no batteries or annoying cartridges are required with this super sonic Airzound horn. It also has a lifetime warranty on manufacturing defects and it easily clamps to your bike’s handlebars. Amazon has it for $23.90.