Mini Bicycle Horn Alarm Cycling Bike Alert Bells Ring 110-120db Loud USB Rechargeable Electric Siren

Features: 110 - 120dB loud enough to attract and warn the walkers. 3 modes sound switchable. Recharges from any device with a USB port. With flexible rubber band, quick to install or release, NO tools required. Mini size and light weight, save space for handlebar. Discounted at only: US$ 18.45