- 4-in-1 Functionality: This versatile device combines a rear light, brake light, anti-theft alarm, and bicycle bell, making it an essential accessory for cyclists. - Intelligent Light Feature: The warning light automatically activates when passing through tunnels or during night rides, ensuring visibility and safety. The brake light illuminates immediately when you slow down or stop, providing clear signals to those around you. - Safety Alerts: With sound and light notifications, this product effectively alerts pedestrians and drivers, enhancing safety for both the vehicle and rider during your journey. - Compatibility: Designed to fit a wide range of bicycle models, this light is suitable for both casual riders and serious cyclists, ensuring a secure and reliable attachment. - Compact and Durable: Made with high-quality materials, this device is lightweight yet robust, ensuring long-lasting performance even in various weather conditions. - Practical Use Scenarios: 1. During evening rides in urban areas, the intelligent light helps you be seen by others, significantly reducing the risk of accidents. 2. While commuting, the brake light’s quick response provides important signals to vehicles behind you, enhancing your safety. 3. In parking scenarios, the anti-theft alarm serves as a deterrent, giving you peace of mind when leaving your bicycle unattended. This product is ideal for any cyclist looking to enhance their safety and visibility on the road.