General description Our Waterproof Bike Tail Light is designed for maximum visibility and safety, featuring 31 ultra-bright LED lights that emit a powerful flashing light of up to 160 lumens. This 5-in-1 smart taillight serves multiple functions including a warning light, brake light, turn signal, electric bell, and anti-theft alarm, ensuring cyclists are seen by pedestrians and vehicles in all directions. Technical specifications Brightness: Up to 160 lumens LED count: 31 super bright LEDs Battery: Built-in 2000mAh rechargeable battery Charging time: 7 hours Operating time: Up to 70 hours on a full charge Wireless range: Up to 60 meters Volume of anti-theft alarm: 110 dB Sensitivity levels: 7 adjustable levels Compatibility and accessories Compatible with handlebars measuring 0.78-0.94 inches Includes a replaceable CR2032 button cell for the remote control Installation Easy to clip onto handlebars Usage Automatically detects brightness of the riding environment after 30 seconds Turns