Glows brighter when you slow down
The Lumasense uses an accelerometer to boost brightness to 100 lumens as your speed slows, alerting the traffic behind you. A silicone strap mounts the Lumasense V2 quickly and easily to your bike – without the need for tools.

  • Burn Times
  • High: 8hrs
  • Low: 15hrs
  • Disrupt: 20hrs
  • Flash: 10hrs


Brake with confidence

Let traffic know you're slowing down with the Lumasense's clever accelerometer that increases brightness as your speed reduces.

Tool-free mounting

Quickly and easily mount your light wherever you need it - on your bike or helmet - without the need for tools.


A well-made, well-designed rear light with a brake light element that actually works.Road.cc