The Bell Horn waterproof bicycle bell has 7 tones, you need to hold it for a few seconds to switch. The declared sound level is 120 decibels, the battery is charged from USB. The quick-release mount allows installation in a few seconds. Well, it's definitely the loudest bicycle bell!!! #shorts #aliexpress #review #unboxing
Bell horn took here: https://alii.pub/6xzekx