Amazon.com: Garmin Varia™ RCT715, Bicycle Radar with Camera and Tail Light, Continuous Recording, Vehicle Detection : Electronics
Amazon.com: Garmin 010-02376-00 Varia RTL515, Cycling Rearview Radar with Tail Light, Visual and Audible Alerts for Vehicles Up to 153 Yards Away : Electronics
New Garmin Open-Array Marine Radars Offer 250W of Pulse Compression Power - InTheBite