CYCPLUS Bike Radar Tail Light, Precise Brake Sensing,Up to 36H Battery Life | Radar Detection Up to 160m, 2000mAh Rechargeable Battery, IPX6 Waterproof, Auto ON/OFF, ANT+ Bluetooth

【Excellent Distance & Velocity Monitoring】Bike Radar Tail Light can detect rear vehicles up to 160m (175 Yard) at a 6-160 km/h relative velocity in real time and make flashing automatically to warn rapidly approaching vehicles, ensuring your safety while riding. 【Superior Visibility & 40°Detection Angle】 Bike Tail Light would maximize your visibility of up to 270°Angle. With detection angle of 40°, it can detect rear vehicles at corners or blind spots and alert you early to potential dangers. 【Extended Battery Life & Intuitive Power Display】- Stay powered during your rides with the 2000mAh battery. On a full charge, you can enjoy up to 30 hours of usage. The built-in power indicator lights up red, indicating 30% battery capacity, ensuring you know when to recharge. 【4 Preset Light Modes & IPX6 Waterproof】Equipped with 4 preset light modes: Constant Mode*2, Blinking Mode, Breathing Mode and Radar Only, you can modify the settings for each mode via CYCPLUS APP. Also, designed to withstand diverse weather conditions with an IPX6 Waterproof rating, making it suitable for various cycling scenario. 【Intelligent Brake Detection & Auto On/Off】Triggering a brake light to notify trailing vehicles when decelerating or braking suddenly, notably decreasing the likelihood of collisions. Also, no movement for 3 min, Radar tail light will enter sleep mode, and automatically wake up when moving again.