Garmin Varia RTL515 Rearview Radar Taillight

Color: Black
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See and be seen. Enhancing your visibility and giving you heightened awareness of vehicles approaching from behind, the Garmin Varia RTL515 rearview radar taillight helps you ride with peace of mind.

Location Image of color Black
Location Image of color Black


  • When paired with a compatible device (not included), rearview radar alerts you of vehicles approaching from behind, from up to 153 yards (140m) away
  • Pairs seamlessly with a Garmin Edge bike computer, Garmin radar display unit, select Garmin wearables and compatible smartphones
  • When used with your smartphone, the Garmin Varia app uses bold graphics to indicate the position and speed of approaching vehicles, plus it provides tone and vibration alerts
  • When used with a compatible smartphone, radar integrates with third-party apps, such as Ride with GPS, to overlay your maps with rearview radar alerts
  • Taillight provides daylight visibility up to 1 mile, helping to alert motorists to your presence as soon as possible
  • Peloton mode provides a low-intensity light flash that is perfect for cycling in groups
  • Battery lasts up to 16 hours in day flash mode, up to 6 hours in solid mode
  • Compact vertical design mounts easily to most racing, touring and commuter bikes


View the Garmin Varia Product LineView all Garmin Rear Bike Lights

Technical Specs

Best Use


Bulb Type


Number of Bulbs


Max Light Output (Lumens)

65 lumens

Taillight Mounting


Battery Mount




Charge Time

3 hours



Integrated Battery


Battery Life on High

6 hours

Battery Life on Low

16 hours

Battery Life Flashing

Night flash: 6 hours; day flash: 16 hours


2.5 ounces

112 reviews with an average rating of 4.8 out of 5 stars

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