About the Garmin Varia RearVue 820 Radar Tail Light
The Garmin Varia RearVue 820 Radar Tail Light is a powerful safety device designed to keep cyclists aware and visible on the road. Built by Garmin, this advanced rear radar detects approaching vehicles from far behind and provides reliable alerts while riding. Its bright tail light increases rider visibility from long distances helping drivers notice cyclists sooner. The integrated brake light automatically signals when slowing or stopping adding another layer of safety in traffic. With long battery life and a compact design this unit fits cleanly on most bikes and supports confident riding on roads and gravel routes. Riders who value awareness and protection will appreciate the dependable performance of this rear facing radar system
Features
Rear Facing Vehicle Radar - Tracks approaching vehicles from long range and delivers timely alerts to improve rider awareness
High Visibility Tail Light - Emits a powerful light pattern that makes cyclists easier to see from significant distances
Integrated Brake Light - Automatically signals deceleration to riders and drivers behind for improved safety
Wide Detection Coverage - Uses an expanded field of view to monitor vehicles approaching at various speeds and positions
Multiple Light Modes - Offers several lighting patterns to suit daytime riding night riding and group situations
Extended Battery Performance - Supports long rides with efficient power usage and multiple runtime options
Compact Bike Mount Design - Fits cleanly on most seatposts without adding bulk or interfering with riding position
Smart Device Compatibility - Pairs with supported cycling computers and mobile devices for visual and audible alerts
- Product Code
- 93170045980002605
- SKU
Tech Specs
Weight: 90 G
Dimensions: 98.9 X 25.9 X 43.2 Mm
Water Rating: IPX7
Light Modes: Solid Peloton Night Flash Day Flash
Maximum Lumens: 100% Day Flash
Visibility Distance: 2 Km
Viewing Angle: 220 Degrees
Maximum Vehicle Detection Range: 175 M
Radar Beam Width: 60 Degrees
Battery Life Solid Mode: Up To 10 Hours
Battery Life Peloton Mode: Up To 15 Hours
Battery Life Night Flash: Up To 10 Hours
Battery Life Day Flash: Up To 24 Hours
Battery Life Radar Only: Up To 30 Hours
Connectivity: ANT Plus BLE
Vehicle Threat Classification: Speed Size And Lateral Range Based
