Garmin Varia RTL515, Cycling Rearview Radar with Tail Light,

Product Overview

The Garmin Varia RTL515 is a cycling rearview radar combined with an integrated tail light designed to enhance rider safety on the road. It provides real-time awareness of vehicles approaching from behind up to 153 yards (140 meters) away, giving cyclists valuable time to react. Compatible with Edge bike computers, select Garmin wearables, and compatible smartphones, it delivers both visual and audible alerts directly through your device or via the dedicated Varia app. With daylight visibility extending up to one mile, it ensures motorists can see you well in advance. Its compact vertical design fits most road-use bicycles, making it easy to install without compromising aerodynamics. Whether riding solo or in a group, the Varia RTL515 helps you stay visible and informed in traffic.

Key Features

• Rearview Radar with Tail Light: Combines vehicle detection with a bright tail light to improve visibility and situational awareness from multiple angles.
• Up to 153-Yard Detection Range: Monitors approaching vehicles from behind at distances as far as 140 meters, providing early warning for safer lane changes or stops.
• Seamless Device Pairing: Works with Garmin Edge bike computers, select Garmin wearables, radar display units, and compatible smartphones for unified alerts and data.
• Varia App Integration: When paired with a smartphone, the Varia app offers graphic displays along with tone and vibration alerts to notify riders of nearby traffic.
• Third-Party App Compatibility: Integrates with apps like Ride with GPS to overlay rearview radar alerts onto navigation maps for enhanced route awareness.
• High Visibility Daylight Output: The tail light shines brightly enough to be seen by drivers up to one mile away, increasing your presence on the road.
• Peloton Mode: Features a low-intensity flashing mode optimized for group rides, reducing light distraction for fellow cyclists while maintaining visibility.
• Extended Battery Life: Delivers up to 16 hours of operation in day flash mode and up to 6 hours in solid light mode on a single charge.

Technical Specifications

• Detection Range: Up to 153 yards (140 meters)
• Tail Light Visibility: Up to 1 mile (1.6 kilometers)
• Battery Life: Up to 16 hours in day flash mode; up to 6 hours in solid mode
• Compatibility: Garmin Edge bike computers, select Garmin wearables, radar display unit, and compatible smartphones
• Mounting: Compact vertical design for easy installation on most road-use bicycles
• Special Modes: Includes peloton mode for group riding environments
• App Support: Varia app for smartphone users; integration with third-party apps such as Ride with GPS

Benefits & Use Cases

The Garmin Varia RTL515 is ideal for cyclists who frequently ride in traffic or share roads with motorists. Its long-range radar detects vehicles approaching from behind well before they reach you, allowing time to adjust speed or position safely. The integration with Garmin Edge devices means riders can receive alerts directly on their head unit without needing to glance at a phone. For those using navigation apps like Ride with GPS, the radar alerts appear overlaid on maps, keeping eyes forward while staying aware of rear traffic. Peloton mode makes it suitable for club rides and group training sessions where minimizing light glare for others is important. The high-visibility tail light functions independently or as a supplement to other lights, ensuring you’re seen even when not actively monitoring the device.

Important Notes

This product does not include mounting hardware or charging cable in the package—check compatibility with your existing setup. Battery life varies based on usage mode: extended runtime is available in day flash mode, while solid mode offers shorter but brighter output. Always ensure proper alignment during installation for optimal radar performance. The device must be paired with a supported Garmin device or compatible smartphone to access full functionality. Peloton mode should only be used in appropriate riding conditions, such as packed groups, to avoid confusing other cyclists.