Garmin Varia RearVue 820 Cycling Radar with Trail Rear Light









- 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 vehicles
- Brake light alerts others that you’re slowing or stopping
- Stay alert to vehicles traveling at the same speed
- 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
- 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
- Varia™ RearVue 820 radar tail light
- Mounting kit
- Charging cable
- Documentation
Occasionally, without notice, manufacturers change product design and/or specifications.
Customer reviews and Q&A's are disabled because you declined functional cookies.
To enable reviews and Q&A's click the 'Cookie Settings' button below and enable functional cookies.
Garmin Varia RearVue 820 Cycling Radar with Trail Rear Light
Coming Soon
Cycle to Work is a salary sacrifice scheme, where you can save up to 42% off a new Bike and Safety equipment. This means the cost is deducted from your salary as a non-cash benefit, so you save on tax and national insurance.
Here at Tredz, we accept Cycle to Work vouchers from all national schemes. For more information click here.
We understand that the Cycle to Work process can be a little slower than we would all like - so to help you pick the perfect ride, we're now offering FREE Cycle to Work Reservations on any in stock bike (T&C's apply). Simply speak to a member of our Online Bike Experts Team via Live Chat to discuss your reservation. Find out more here.
At Tredz we make finance easy. You can choose from a range of flexible finance repayments from 6 months up to 48 months, choose to place a deposit and pay the balance on finance. Go with a 0% APR finance deal with absolutely no interest on payments, or a 9.9% APR Buy Now Pay later option with a choice of 12 or 24 deferred payment options, or a longer-term 14.9% APR option with lower monthly payments. For more information click here.
We offer a fast, high-quality delivery service with flexible options to suit your schedule - including free delivery* over £50, next day delivery, Click & Collect, and now 24/7 InPost locker delivery for qualifying orders. Learn more about InPost
*Courier deliveries to Northern Ireland, Isle of Man, Isle of Wight, Channel Islands and the Scottish Highlands/Islands will incur a charge.At Tredz, we’re committed to bringing you the best products at the best prices. If you find a product cheaper elsewhere, simply contact us for an immediate response using our live chat service. Click here to discuss your price match with an agent now for help.
Subject to Terms and Conditions
At Tredz, if you are not 100% happy with your order, then you can use our simple hassle free returns service. Simply return the item new and unused in the manufacturers original packaging within 90 days of purchase. Bikes and larger items are collected by courier.
When you receive your bike, all you'll need to do is unpack it, attach the pedals, turn the handlebars and ride.
To help you get started we have put together a handy Bike Building Guide, click here.