Loud enough to alert someone that a bike is coming, can be used in daily commuting. 

Features:

• 90dB LOUD: 3 different ringtones available, long press for 3-5 seconds to switch.
• EASY INSTALLATION: Easy to secure and remove, no tools needed, silicone cover is high-elastic so that to adjust different diameters, fits for most bike handlebars.
• SILICONE COVER: This bike bell cover is made of with soft silicone material, which will not damage the bike paint, the water-resistant and dustproof design greatly extends the service life.
• SMALL SIZE: Small and portable, weight only 51g, suitable for road bikes, mountain bikes, kids bikes, city bikes or other types. It can be stored directly in a pocket or bag when not in use.