Garmin Varia™ RTL515 Rearview Radar with Tail Light - Black

Rearview radar with tail light provides awareness of vehicles approaching from behind up to 153 yards (140 meters) away
Pairs seamlessly with your Edge bike computer and compatible smartphone as well as select Garmin wearables or the radar display unit
When used with your compatible smartphone, the Varia app provides graphics — plus tone and vibration alerts — that indicate approaching cars
When used with a compatible smartphone, Varia radar integrates with third-party apps such as Ride with GPS to overlay your maps with radar alerts
Daylight visibility up to 1 mile alerts motorists to your presence as soon as possible
Compact vertical design mounts easily to most road-use bicycles
Peloton mode provides a low-intensity light flash that is perfect for cycling in groups

1 x Varia RTL515
1 x Mounting Kit
1 x Cables
Documentation

Modes: Solid, Peloton, Night flash, Day flash
Lumens: 20 solid, 8 peloton, 29 night flash, 65 day flash
Water Rating: IPX7
Viewing Angle: 220 degree
Battery Life: 6 hours solid, 8 hours peloton, 6 hours night flash, 16 hours day flash