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Free UK Shipping Over £50 & Easy Returns




Free UK standard shipping on orders over £50
The Cateye Viz 450 Rear Bike Light is a powerful and versatile accessory designed to enhance your safety and visibility on every ride. Boasting an impressive 450 lumens output, this rear light uses CatEye’s innovative OptiCube™ lens technology to deliver bright, focused illumination that ensures you are seen day or night. Its sleek, modern design seamlessly integrates with your bike, making it not just a safety essential but also a stylish addition to your gear.
Equipped with 5 high-intensity LEDs, the Viz 450 excels in providing exceptional rear and side visibility. The light’s 300° side visibility feature significantly increases your presence on the road, giving you confidence whether you’re riding in busy urban environments or on country roads. Its long rear beam projection ensures that drivers and fellow cyclists can spot you from a distance, enhancing safety during all your cycling adventures.
With multiple lighting modes including Constant, Flashing, Group Ride, and the unique Daytime Hyperflash™, this light adapts perfectly to various riding conditions. The Daytime Hyperflash™ mode delivers maximum brightness for daytime use, making sure you stand out even in broad daylight. The Group Ride mode is designed to be friendly to fellow riders, avoiding blinding flashes while maintaining high visibility for the group. Plus, the light’s mode memory and Battery Auto Save functions optimize performance and battery life, automatically switching to flashing mode when power runs low.
Installation is effortless thanks to the new Snap System™ bracket and the SP-15 seat post bracket, which fits contemporary aero seat posts. The USB rechargeable lithium-ion battery offers up to 65 hours of runtime on flashing mode, with a quick 3-hour charge time, ensuring your light is ready whenever you are. Designed in Japan with durability and all-weather IPX4 rating, the Viz 450 is built to withstand rain and harsh conditions, keeping you visible year-round.
How long does the battery last on the different modes?
The Viz 450 offers varied runtimes depending on the mode: Constant mode runs for 5 hours, Flashing mode up to 65 hours, Group Ride mode for 10 hours, and Daytime Hyperflash mode for 14 hours. Charging from empty takes approximately 3 hours.
Is the Viz 450 suitable for riding in rainy weather?
Yes, the light has an IPX4 rating, meaning it is water-resistant and can handle rain and wet conditions without compromising performance.
Can I mount the light on any bike seat post?
The Viz 450 comes with the Snap System™ bracket and a new SP-15 seat post bracket designed to fit contemporary aero seat posts, providing flexible mounting options. However, compatibility with highly unconventional seat posts may require additional adapters.
Does the light have a low battery indicator?
Yes, it features a low battery indicator to alert you when the power is running low, and it also automatically switches to flashing mode to conserve battery life.
Stock Status Instock - Instore - Item Usually shipped or available for shop collection, within 48 hours (Mon-Fri)
Instock - Supplier Warehouse - Item is held in Suppliers Warehouse, Depending on the the supplier transfer time can vary from 24 Hours to 14 Days for item held in European warehouse.
(over festive periods some suppliers shut from 24th Dec-2nd Jan so orders can be delayed through this period.)
Brands held in European website include Trek, Bontrager, Electra, Wahoo, Rapha. For up-to-date transfer times please call customer services on +44 (0)1782 768622
Most out products are shipped by FedEx, providing unprecedented reliability and speed. Lightweight Spares below £25.00 value have a Royal Mail postage option, which is sent via Tracked 48 service. - £2.99
Shipping on all Domestic Orders over £50.00 (excluding bikes and home trainers) for delivery within the UK is completely FREE!
Bike and Home Trainers and oversize Goods £15.00 - FedEx
White Glove Bike Delivery - our white glove option has your bike personally delivered to you by a fully trained Mechanic and Bike fitter - £99.99
(Certain bikes will only have this option such as Cargo Bikes)
To Qualify for FREE Shipping:
In some cases, we may ship items out with another courier, depending on the status and availability of items ordered. (Customers will not be charged more and will be refunded any unused postage cost) If part of an order is cancelled and the total drops below the £50.00 free postage, a postage charge may be taken.
Delivery costs will be clearly stated on the checkout page, though you will need to register (to provide your delivery address) in order to see the delivery costs.
If you have any questions about delivery charges, times or none delivery please do not hesitate to get in touch by email:store@swinnertoncycles.co.uk or by telephone on +44 (0)1782 768622. Handling is normally 48 hours, but at busy periods this may be extended but we will endeavor to process your order within 5 working days. Please bear in mind in some cases orders can take longer to process, please contact us for more details.
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

