Switchable Ringtones: This horn features 5 different ringtones, easily switchable with a long press for a customized riding experience.With Light: Equipped with 6 side light effects, Electric Bike Horn adapts to various road conditions, enhancing visibility and security during your ride.Water Resistant: The Electronic horn is designed with normal waterproof and avoids prolonged exposure to rain, ensuring durability and longevity.Easy Installation: Cycling Handlebar horn comes with a simple silicone strap that boasts high elastic for easy installation and removal.Widely Compatible: The elastic silicone strap fits various handlebar diameters, making this cycling horn suitable for mountain bikes, road bikes, and other cycling equipment accessories.<br> Specification:<br> Material: ABS<br> Size Chart:<br> 8.5cmx8.4cmx3.6cm/3.35inchx3.31inchx1.42inch<br> Package Includes:<br> 1 Electric Bike Horn1 USB Cable1 Anti Slip Pad<br> Note:<br> Please allow slightly errors 1-2cm differences due to manual measurement.<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store