CYCLINGBOX Bike Bell 125dB Loud Anti-Theft Bicycle Electric Horn Portable USB Charging Alarm Waterproof with 4 Sound Modes for MTB Mountain Road Bike
The horn is made of high-quality materials, sealed and dustproof, waterproof and shockproof. It can be used for handlebars with a diameter of 22. 2-31. 8mm. A large-capacity battery, low power consumption and long endurance.