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Next day options are available if you order in the next

Garmin Varia Rearvue 820 Radar Tail Light

STRIKINGLY VISIBLE. REMARKABLY POWERFUL.Varia RearVue 820 features our most p... READ MORE
STRIKINGLY VISIBLE. REMARKABLY POWERFUL.Varia RearVue 820... READ MORE
£259.99
Colour black
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Product Description

STRIKINGLY VISIBLE. REMARKABLY POWERFUL.

Varia RearVue 820 features our most powerful and precise bike radar yet with a wider field of view, giving you more reliable alerts than ever before. The tail light offers up to 2 km (1.24 miles) of visibility and has a brake light that shows when you’re slowing or stopping.

  • TRACKS VEHICLES UP TO 175 METRES AWAY WITH WIDER FIELD OF VIEW
  • GET UP TO 24 HOURS OF BATTERY LIFE IN DAY FLASH MODE
  • BRIGHT TAIL LIGHT IS VISIBLE UP TO 2 KM (1.24 MILES) AWAY
  • SEE THE SIZE OF APPROACHING VEHICLES¹
  • BRAKE LIGHT ALERTS OTHERS THAT YOU’RE SLOWING OR STOPPING
  • STAY ALERT TO VEHICLES TRAVELING AT THE SAME SPEED²
  • POWERFUL AND RELIABLE RADAR - With our most powerful and precise radar tracking technology, Varia RearVue 820 bike radar detects vehicles approaching from up to 175 metres away with a wider field of view.

    BRIGHT TAIL LIGHT AND BRAKE LIGHT - Our brightest tail light means you’ll be visible from up to 2 km (1.24 miles) away. A brake light detects when you’re slowing or stopping and displays a unique flash pattern.

    ADVANCED VEHICLE TRACKING - See alerts for small, medium and large vehicles, and see when a vehicle changes lanes, along with its threat level - when riding with the latest compatible Edge® bike computers or the Varia app on your smartphone.

    GET ALERTS YOUR WAY - For visual and audible alerts while you ride, connect this bike radar to the Varia smartphone app, compatible Edge bike computers or Garmin smartwatches. In addition to haptic alerts on your wrist, selected Garmin smartwatches can also give voice alerts for approaching vehicles - this feature is currently available in the Garmin Public Beta programme for selected smartwatches³.

    VARIETY OF LIGHT PATTERN OPTIONS - Ride with four different light patterns: day flash, night flash, solid mode and peloton mode, which helps preserve the eyes of riders behind you. Create your own custom light patterns in the Varia app on your smartphone.

    COMPACT DESIGN - A sleek, compact design and new seatpost mount means Varia RearVue 820 fits cleanly onto almost any road or gravel bike and is compatible with the Varia seat rail mount kit (sold separately).

    1When riding with your compatible Edge® cycling computer or the Varia app on your smartphone.2Same-speed tracking is limited or may be unavailable at slower speeds or when radar cannot detect the road (e.g., due to snow, ice, heavy rain, or other obstructions or incorrect device mounting).3This feature is currently in public beta testing and subject to future enhancements.

    • Dimension 98.9 x 25.9 x 43.2 mm (3.9" x 1" x 1.7")
    • Weight 90 g (3.2 oz)
    • Light modes Solid, peloton, night flash, day flash
    • Custom light mode configuration Yes (with Varia Mobile App)
    • Radar-only mode Yes
    • Lumens 25 solid, 8 peloton, 40 night flash, 100 day flash
    • Water rating IPX7 Yes
    • Battery life:
    • 10 hours solid
    • 15 hours peloton
    • 10 hours night flash
    • 24 hours day flash
    • 30 hours radar-only
    • ANT+® Yes (radar, bike lights)
    • BLE Yes (radar, bike lights)
    • Viewing angle 220°
    • Visibility distance 2 km
    • Rear tail light Yes
    • Brake light Yes
    • Rear radar Yes
    • Lateral vehicle positioning Yes
    • Vehicle size classification Yes
    • Vehicle threat classification Speed-, size- and lateral range-based
    • Maximum vehicle detection range 175 m
    • Radar beam width 60°
    • Varia app compatibility Yes
    • Security updates until at least (YYYY-MM-DD) 2028-02-03
    Product Description

    STRIKINGLY VISIBLE. REMARKABLY POWERFUL.

    Varia RearVue 820 features our most powerful and precise bike radar yet with a wider field of view, giving you more reliable alerts than ever before. The tail light offers up to 2 km (1.24 miles) of visibility and has a brake light that shows when you’re slowing or stopping.

  • TRACKS VEHICLES UP TO 175 METRES AWAY WITH WIDER FIELD OF VIEW
  • GET UP TO 24 HOURS OF BATTERY LIFE IN DAY FLASH MODE
  • BRIGHT TAIL LIGHT IS VISIBLE UP TO 2 KM (1.24 MILES) AWAY
  • SEE THE SIZE OF APPROACHING VEHICLES¹
  • BRAKE LIGHT ALERTS OTHERS THAT YOU’RE SLOWING OR STOPPING
  • STAY ALERT TO VEHICLES TRAVELING AT THE SAME SPEED²
  • POWERFUL AND RELIABLE RADAR - With our most powerful and precise radar tracking technology, Varia RearVue 820 bike radar detects vehicles approaching from up to 175 metres away with a wider field of view.

    BRIGHT TAIL LIGHT AND BRAKE LIGHT - Our brightest tail light means you’ll be visible from up to 2 km (1.24 miles) away. A brake light detects when you’re slowing or stopping and displays a unique flash pattern.

    ADVANCED VEHICLE TRACKING - See alerts for small, medium and large vehicles, and see when a vehicle changes lanes, along with its threat level - when riding with the latest compatible Edge® bike computers or the Varia app on your smartphone.

    GET ALERTS YOUR WAY - For visual and audible alerts while you ride, connect this bike radar to the Varia smartphone app, compatible Edge bike computers or Garmin smartwatches. In addition to haptic alerts on your wrist, selected Garmin smartwatches can also give voice alerts for approaching vehicles - this feature is currently available in the Garmin Public Beta programme for selected smartwatches³.

    VARIETY OF LIGHT PATTERN OPTIONS - Ride with four different light patterns: day flash, night flash, solid mode and peloton mode, which helps preserve the eyes of riders behind you. Create your own custom light patterns in the Varia app on your smartphone.

    COMPACT DESIGN - A sleek, compact design and new seatpost mount means Varia RearVue 820 fits cleanly onto almost any road or gravel bike and is compatible with the Varia seat rail mount kit (sold separately).

    1When riding with your compatible Edge® cycling computer or the Varia app on your smartphone.2Same-speed tracking is limited or may be unavailable at slower speeds or when radar cannot detect the road (e.g., due to snow, ice, heavy rain, or other obstructions or incorrect device mounting).3This feature is currently in public beta testing and subject to future enhancements.

    Specification
    • Dimension 98.9 x 25.9 x 43.2 mm (3.9" x 1" x 1.7")
    • Weight 90 g (3.2 oz)
    • Light modes Solid, peloton, night flash, day flash
    • Custom light mode configuration Yes (with Varia Mobile App)
    • Radar-only mode Yes
    • Lumens 25 solid, 8 peloton, 40 night flash, 100 day flash
    • Water rating IPX7 Yes
    • Battery life:
    • 10 hours solid
    • 15 hours peloton
    • 10 hours night flash
    • 24 hours day flash
    • 30 hours radar-only
    • ANT+® Yes (radar, bike lights)
    • BLE Yes (radar, bike lights)
    • Viewing angle 220°
    • Visibility distance 2 km
    • Rear tail light Yes
    • Brake light Yes
    • Rear radar Yes
    • Lateral vehicle positioning Yes
    • Vehicle size classification Yes
    • Vehicle threat classification Speed-, size- and lateral range-based
    • Maximum vehicle detection range 175 m
    • Radar beam width 60°
    • Varia app compatibility Yes
    • Security updates until at least (YYYY-MM-DD) 2028-02-03

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