A cutting-edge LED rear bicycle light designed for enhanced safety and visibility. Its smart brake-sensing technology signals deceleration with a 35 lumen burst of brightness, making it ideal for high-traffic environments. Two high-output LEDs provide 11 lumens German StVZO Z-reflector optimized lens with wide angle optics Automatic deceleration detection with 10 LED, 35 lumen "Ai Alert" signaling mode Advanced taillight with smart brake sensing technology Detects deceleration and emits a bright light, alerting others that you're slowing down E-Bike compatible 6-12V input, 1.8W / 3.6W "Ai Alert" mode 50 and 80mm mount spacing 130cm power cable included Specifications Weight48Designed for ebikeYes