120db Electric Bicycles Horn Loud Bike Bell with Warning Sound Bicycle Horns with Warning Sound and Battery for Kids Scooters Bicycles -- 120db Electric Bicycles Horn Loud Bicycle Bell with Warning Sound Bicycle Horns with Warning Sound and Battery for Kids Scooters Bicycles Description: The electric bicycle horn is resistant to rain and high intensity shock, which is very suitable for traveling.1. Waterproof and dustproof.2. Easy to install, no tools needed.3. With stretchable silicone straps, suitable for handlebars of different diameters. Features: Product name: electric bicycle bell Bring package weight: 48g Size: about 4.8 * 4.6 * 8cm/1.89 * 1.81 * 3.15inch Material: ABS + PCR dating: 120db Waterproof level: IPX4 Battery type: CR2032 Voltage Battery: 3V