1. Antitheft protection: A 110 dB alarm system acts as an effective deterrent against potential thieves, ensuring enhanced security and maximum peace of mind. This alarm system boasts a robust construction and exceptional performance. 2. Adjustable volume and sensitivity: The bicycle alarm allows you to adjust the volume across three levels. It also offers seven sensitivity levels, enabling you to choose a suitable level according to your needs. 3. Remote control: Enjoy wireless management with an impressive range of up to 100 meters. The system includes a vehicle tracking feature for easy location in crowded parking areas and offers three different ringtones. With an IP65 waterproof rating, it is designed for outdoor use. 4. Versatile installation options: The included bracket, cable ties, and doublesided tape cater to various installation needs. The bracket allows for easy repositioning, while the cable ties and tape adapt to irregular surfaces, ensuring quick and hassle installation on bicycles, ebikes, scooters, motorcycles, cars, and more. 5. USBC rechargeable battery: The bicycle alarm eliminates the need for disposable batteries. Equipped with a 4.2V 700mAh lithium battery and advanced energysaving technology, a full charge (approximately 3 hours) lasts 1 to 3 months, depending on usage frequency. Charge using the included USBC cable and a DC5V adapter.