The radar of L508 with a beam angle up to 40° so it can detect the rear vehicles at bends, uses millimeter-wave pulse signals to provide comprehensive and stable detection of high-speed motor vehicles and even slow-moving bicycles. L508 can accurately provide visual and audible alerts from display terminal to warn of vehicles approaching from behind up to 140 meters away to help bikers be on full alert in the surroundings. | 7 Light Modes:Solid mode, flashing mode, pulse mode, peloton mode,quickly flash mode, rotation mode and only radar mode, ensure quick and easy switch with one click.220°wide viewing angle with visibility of up to 1.2km and effective warning of rear vehicles ensure safe riding. | L508 tail light is equipped with a built-in high-precision acceleration sensor, to quickly detect and enter 3 seconds highlight mode even with slight braking, while ignoring shaking and small bumps to prevent false starts.If the rear vehicle suddenly comes from behind within 140m, L508 taillight enters flashing mode for 2 seconds. It warns the rear vehicle keeping a safe distance from you, and protects you from safety risks caused by sudden acceleration of rear vehicle on open road. | Long battery life up to 16 hours with power saving mode;Type-C charging port, fully charged in 3 hours;IPX7 waterproof;Support round, square, aero seat posts and more;Safety srap design avoid damage from accidental drops.L508 tail light supports vibration sensing, and it can automatically enter sleep mode after 5 minutes in the stationary state and automatically wake up when starting to save energy.(Need to turn this function on manually in the Magene Utility APP) | L508 tail light can be connected to below bike computers that can support the standard protocol: Magene C406Pro,Garmin 130, 130P, 520, 520P, 530, 820, 830, 1000, 1030, 1030P,Wahoo Bolt,Roam,Bryton R750, S500,Garmin 245, 645, 735, 745, 935, 945, D2, Fenix 5, 5s, 5x, 5Plus, 5xPlus, 6s, 6x, 6Pro, 6sPro, 6xPro,etc..Magene Utility APP supports radar display. You can view approaching vehicles at a glance. * Purchase to unlock radar display function or subscribing our newsletter.