Advanced Anti-Lost Technology: This innovative bicycle bell is not just for alerting pedestrians and other cyclists; it's also equipped with a cutting-edge, hidden anti-lost device compatible with for AirTag. Keep track of your bicycle's location effortlessly and ensure its security Durable and Stylish: Crafted from premium materials, the bell boasts a sleek, compact design that complements any bicycle model without adding unnecessary bulk. Its robust construction ensures long-lasting performance and reliability, making it an essential accessory for every cyclist Easy Installation: The bell is designed for quick and easy installation, allowing you to set it up in minutes without needing any special tools. Its universal fit makes it suitable for almost all types of bicycles Enhanced Safety: With its loud and clear ring, the bell significantly improves your riding safety by making your presence known to others. The added feature of the for AirTag compatibility brings a level of peace of mind to your cycling adventures Waterproof:Yes Hign-concerned Chemical:None (The product printed words may vary depending on the batch, but this does not affect use) Color:As Shown Material:ABS Package Contents: 1 * Locator bicycle bell