evo.com | Lezyne Light Sets > The Lezyne Radar React System Bike Light Set combines visibility-boosting LEDs with radar detection that alerts you to other road users before you hear them breathing down your neck. The smart Radar Drive taillight detects approaching vehicles and wirelessly delivers real time audio and visual alerts to your React Drive front light. Prefer to use your phone or GPS bike computer? The Radar Ally phone app will get you synced up in no time. This is bike technology done properly! Strap Mount Front light mounts to all standard handlebar shapes, including aero bars. IPX7 Waterproof Radar React System The Radar Drive pairs with the React Drive to complete the Radar React System. Rear-facing LED indicators and audible alerts are custom-built into the React Drive, providing real-time notifications of rear-approaching vehicles-no smartphone or third-party device required. This all-in-one system delivers TOTAL VISIBILITY: radar-based vehicle detection, disruptive daytime flash patterns, and up to 1200 lumens up front for effective night riding. Front Max Runtime 70 Hours Front Light 1200 Lumens | Lezyne Radar React System Bike Light Set 2026 in Black