INCREASE YOUR VISIBILITY TO THE AUTOMOBILISTIQuesto radar rear view mirror with back light you attach to your cycle-computer Edge, or compatible smartphone to alert you of the presence of vehicles approaching from behind.A reliable radar rear view mirror that allows you to ride the bike knowing the conditions of the traffic.A radar. Pi display options. Link it to your compatible Garmin device to your smartphone, or both.You can use the app Varies with the smartphone as the main screen or the reserve.The maximum visibility. Visibility daytime allows approaching vehicles to see you from a distance of over 1.5 km. small, easy to install and compatible with almost all bikes.Increases the range of the radar with a battery life of up to 16 hours in a mode with a flash in daylight.