See and be seen. The radar with taillight can be paired with an Edge bike computer or a compatible smartphone to warn you of vehicles approaching from behind.

See what's happening behind you. The Varia RTL516 radar provides visual and audible alerts to warn you of vehicles approaching from up to 140 meters behind. This way, you can see what’s happening behind you while riding.

Edge/Smartphone compatible. The smart and compact radar can be paired with the Edge bike computer or a compatible smartphone, as well as certain Garmin wearables or the optional radar display unit.

Compatible with the Varia app. With the smartphone app, you will receive alerts directly on your phone. This is facilitated by graphical displays along with sound and vibration alerts that indicate the position and speed of approaching cars.

Compatible with third-party apps. When used with a compatible smartphone, the Varia radar integrates with your favorite apps to overlay maps with alerts from the radar.

Excellent visibility from a distance. Good visibility thanks to 5 lumens of brightness. This ensures your safety, even on country roads.

Compact and aesthetically pleasing design. Easily mount the sleek, compact radar on the seat post of almost any bike for road use. The vertical design does not obstruct your legs while riding and does not affect the riding experience.

Long battery life. Wouldn't you rather spend your time on a ride instead of charging the device? Enjoy a battery life of up to 9 hours.