Garmin Varia RTL 516 - STVZO approved rear light with radar technology for detecting approaching vehicles up to 140 m, warning on Garmin bike computers, 16 hours battery life.

["TAILLIGHT AND RADAR IN ONE: The taillight with integrated radar warns you of vehicles approaching from behind with acoustic and visual alarms from a distance of up to 140m. The display is available on compatible bike computers and wearables via the app", "HIGH VISIBILITY: The improved taillight ensures you are seen by approaching vehicles from a great distance", "COMPREHENSIVE COMPATIBILITY: The Varia RTL 516 can wirelessly connect with Edge bike computers, compatible Garmin wearables, radar displays, and smartphones. Integration of Varia alarms in navigation apps such as 'Ride with GPS' is possible", "COMPACT DESIGN: With its aerodynamic design and dimensions of 39.6 x 98.6 x 19.7 mm (WxHxD), the Varia can be easily attached to the seatpost without interfering with your pedal stroke. Lightweight at 71g and waterproof to IPX 7 standards", "EASY INSTALLATION: The Varia can be mounted on the seatpost of road, touring, and city bikes without tools thanks to additional adapters. Compatible with round, D-shape, and aero seatposts", "ALSO USABLE WITH VARIA APP: Use the radar with your smartphone without an additional Garmin device. Pair the Varia with the app and receive visual or acoustic alerts on your smartphone. The phone can stay in your pocket", "LONG BATTERY LIFE: The Varia RTL 516 has a battery life of up to 9 hours and can be easily charged via USB interface"]