- 125dB High-Volume Sound: Make yourself heard with this powerful bike horn that emits a loud 125dB alert. Ideal for urban environments, rural pathways, and busy trails, it ensures pedestrians and vehicles notice you, enhancing your overall safety while riding. - Anti-Theft Alert Feature: Protect your bicycle with the convenient anti-theft mode. Activate it with a simple press to trigger a 15-second alarm if your bike is moved. Quickly deactivate it with a long press, providing an added layer of security for your investment. - USB Rechargeable: Enjoy a hassle-free experience with quick charging via Micro USB. In just 1 hour and 20 minutes, the robust 200mAh battery provides up to 60 days of standby and delivers approximately 2000 rings per charge, minimizing the need for frequent recharging. - Easy Tool-Free Installation: Designed for seamless setup, this horn fits handlebars sized between 22.2mm and 31.8mm. Use the included straps to secure it in seconds, making it compatible with a variety of bicycles, including road bikes, mountain bikes, e-bikes, scooters, and more. Use Scenarios: - Perfect for navigating busy city streets where alerting pedestrians and vehicles is crucial. - Ideal for rural biking on shared trails, ensuring visibility to other riders and hikers. - Suitable for securing your bike in high-risk areas, providing peace of mind while parked.