Product Details
STRIKINGLY VISIBLE. REMARKABLY POWERFUL.
Varia RearVue 820 features our most powerful and precise 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.
| ANT+® | Yes (radar, bike lights) |
|---|---|
| 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 |
| Battery life | 10 hours solid 15 hours peloton 10 hours night flash 24 hours day flash 30 hours radar-only |
| 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° |
Connectivity |
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| Varia™ app compatibility | |
|---|---|
What Sets Alchemy Apart
The best pre-owned bikes
When you buy a pre-owned bike from Alchemy Cycle Trader, you’re getting more than just a great deal. Every bike is roadworthy certified, comes with a 3-month warranty, and includes your first service free - so you can ride away with complete confidence.
Buy with confidence
In-house Active Thermography Carbon Fibre Testing for extra peace of mind on pre-owned bikes.
Learn more about our carbon testing.
Expert Servicing & Ongoing Support
Our professional workshop team is here to keep your bike running at its best long after you’ve taken it home. From routine servicing to performance tuning, our qualified mechanics ensure your ride stays smooth, safe, and ready for every adventure. Whether it’s your first free service or future maintenance, you can count on Alchemy Cycle Trader for trusted support and expert care. Learn more about our workshop services.
