Garmin Varia RearVue 820 Radar Tail Light with Advanced Features
Product Description:
Ride with greater confidence and awareness with the Garmin Varia™ RearVue 820 Advanced Rearview Radar & Tail Light — a cutting-edge safety accessory designed to enhance visibility and alert you to vehicles approaching from behind while cycling. Combining powerful rear-view radar tracking with a high-visibility LED tail light, this device helps improve your situational awareness on roads, bike paths, and busy streets. When connected to compatible Garmin Edge cycling computers, smartwatches, or the Varia™ mobile app, you receive visual, audible, or haptic alerts about approaching traffic and threats — helping you react sooner and ride safer. With long battery life and multiple light modes, the RearVue 820 is ideal for road cyclists, commuters, and endurance riders who prioritize visibility and safety.
Product Features:
Advanced Rearview Radar Tracking
Detect vehicles approaching from up to ~175 m (190+ yds) behind you with Garmin’s most powerful and precise rear radar technology, helping you stay aware of traffic before it reaches visual range.
Bright 2 km Tail Light for Enhanced Visibility
Integrated LED tail light delivers up to 2 km (1.24 miles) of visibility in day flash mode, making you more noticeable to motorists both day and night.
Threat Level & Same-Speed Tracking
Visual alerts show vehicle threat level and movement; same-speed tracking also lets you stay aware of vehicles that are following at similar speeds or preparing to pass.
Compatible Alert Integration
Connect to Garmin Edge bike computers, select Garmin smartwatches, or the Varia app on your smartphone for visual, audible, or haptic alerts while riding.
Multiple Light Modes
Choose from day flash, night flash, solid mode, or peloton mode (lower intensity for group rides) — and even create custom light patterns via the Varia app.
Long Battery Life
Enjoy extended rides with up to 24 hours of battery life in day flash mode and up to 30 hours in radar-only mode, reducing the need for frequent charging.
Product Specifications:
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Brand: Garmin
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Model: Varia™ RearVue 820
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Product Type: Advanced Rearview Radar & Tail Light
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Radar Detection Range: Up to ~175 meters (190+ yds)
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Tail Light Visibility: Up to ~2 km (1.24 miles)
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Light Modes: Day flash, night flash, solid, peloton, custom via app
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Battery Life: Up to 24 hrs (day flash), 30 hrs (radar-only)
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Connectivity: Compatible with Garmin Edge cycling computers, select Garmin smartwatches, and Varia™ smartphone app
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Alert Types: Visual, audible, and (via compatible device) haptic alerts
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Brake Light Function: Alerts others when slowing/stopping
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Mount: Seat post mount (compatible with Varia seat rail kit)
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Approx. Package Dimensions (LxWxH): 5.6″ × 3.9″ × 2.8″
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Package Weight: 9.3 ounces
