Bontrager Trek Ion Pro RT / Flare RT Light Set - used 1 time, and then ended up selling bike. The ultimate "see and be seen" bicycle light combo, this set is the easiest way to stay safe when you ride. The Ion Pro RT provides enough power to light up any trail, and the Flare RT is the ultimate daytime running rear light. Both are USB rechargeable and feature distinctive daytime flash settings that are visible from up to 2km during the day. - Ion Pro RT provides a powerful beam that lights up the full width of any road or trail - Flare RT provides ultimate visibility for any road, city, or path - Connect with Garmin® and Bontrager ANT+ devices for always on, battery status, and wireless control - Specifically designed focus, flash, and range flash patterns for daytime visibility for up to 2km. Easily attaches to your handlebars, helmet, or bike mount