Features190 decibels, clear and loud sound effect, it is enough to alert drivers of cars and pedestrian. 2Made of silicone material, durable and sturdy, having long service time. 3Compact in size and light in weight, with 4 different colors available. 4With elastic band, easy to install, suitable for all diameter handlebars, convenient to use. 5Long press horn 3s to change the horn tone mode, built-in replaceable cell battery, can rings 700000 times.SpecificationFeatures:1. 90 decibels, clear and loud sound effect, it is enough to alert drivers of cars and pedestrian.2. Made of silicone material, durable and sturdy, having long service time.3. Compact in size and light in weight, with 4 different colors available.4. With elastic band, easy to install, suitable for all diameter handlebars, convenient to use.5. Long press horn 3s to change the horn tone mode, built-inreplaceable cell battery, can rings 700000 times.6. With silicone cover, elastic and soft, will not damage the handlebar.Specification:Material: SiliconeOptional Color: Red, Blue, Green, BlackWeight: Approx. 52-23gVolume: 90 dbTone mode: 3Size(length*width): Approx. 10*3cm/3.9*1.2inPackage List:1 * Horn (battery included)Package List