Front/Rear LED Bike Light Set ST 500 USB - Black


This set of two rechargeable, two-toned bike lights will help you be seen on your cycling excursions. From the front or rear, flashing or steady: you choose!

A set of two visibility lights for the front and rear of your bike. They can clip onto your bike, helmet, clothing or compatible accessories.


Home delivery or Click & Collect
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Product benefits


Power: 5 to 15 lumens Visible from 180° Continuous or flashing mode.


Continuous mode: 4½ hours Flashing mode: 9 hours Rechargeable via USB


Clips onto your bike or cycling accessories.


IPX 4: withstands spray and heavy, persistent rain.


32 g. Take it everywhere with you.

Technical information


The Vioo Clip was designed to attach almost anywhere.
You can attach it on your clothes, your bag, your shoes and your bike using the elastomer strap provided.

B'Twin also creates "Vioo Clip Ready" products such as mudguards, panniers, helmets, etc. designed specifically to hold a Vioo Clip.

You can take the Vioo Clip with you anywhere. No more forgetting your lights or having them stolen!


Battery capacity: 240 mAh.
Brightness: - White mode: 15 Lumens
- red mode: 5 lumens


2 years

Product concept & technology

Product Composition

Inside shell - Main fabric 50% Battery - Li Po, 50% PCBA Strap 50% Polypropylene, 50% Styrene Ethylene Butadiene Styrene Main part 100% Polyethylene High Density

User Directions

Not a substitute for bicycle lights required by law.


B'Twin has created the B'Visible label for products that improve your visibility while cycling. It guarantees high-performance visibility that has been scientifically tested and approved in the lab. Available on a full line of B'Twin products.

Customer reviews