Bike Horn,120dB Bicycle Bells IPX4 Waterproof Bike Bell with 300mAh Battery Operated Electric Horn for Mountain/Road Bike/Scooters Adult and Kids

[Clear Bicycle Horn]Electric bicycle horn sound 120dB is loud enough to alert passers-by and improve traffic safety.[300mAh Button Battery]The bike horn comes with 2 button batteries, the battery voltage is 3V. After experiments, it can be used for 200 days and can ring 5000 times. So you don't need to change the battery frequently.[IPX4 Waterproof]The bike alarm bell is waterproof, so you can ride your bike in rainy days and it will not affect the life of the product.[Easy to Install]The bicycle bell fits most bicycle handlebars with a diameter of 0.86- 1.25". We come with two silicone straps of different sizes, and it only takes 3 seconds to install. Also, we provide a 12-month warranty if you Any questions please feel free to contact us.Mini Size, Mighty Sound