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Exposure Sirius Mk5 with TraceR Light Set

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Product Description

Sirius Mk5 

Standing out in the busy streets the Sirius directs its 550 lumens far and wide lighting the path on the road to stay safe and seen. Excellent side visibility and choice of solid or pulsing modes with convenient USB charging and a quick release bracket make the Sirius the commuters light of choice. CNC Aluminium bodywork is packed with innovative patented technologies, managing power and optimising brightness.

Output 550 lumens
Weight 81grams 
Burntime Min 2 hrs Max 36 hrs
Battery Capacity 2900 mAh Li ion
Dimensions (mm) Length - 106, Head - 28, Back - 28

  • Smart Port Technology +
  • Cable Free Design
  • Side illumination
  • Intelligent Thermal Management
  • Optimum Mode Selector
  • Fuel Gauge
  • USB Charging
  • 2 Year Warranty
  • Made in the UK


The TraceR is a super bright USB charging rear light. Its compact design, high power, wide angle visibility and ultra reliability have made it an award winning product. The TraceR features Optimum Mode Selector with 3 brightness modes in constant or pulsing beams. It has a Fuel Gauge using a traffic light system to make it clear when it's time to recharge so you can be safe and seen.
Exposure Lights have always been designed to get the maximum light from minimum sized unit and Cable Free Design with single button operation ensures this is maintained.
The Trace and TraceR can be bought together in the Trace TraceR Pack and the TraceR can also be mounted under the saddle using the Saddle Rail Bracket.

Output 75 lumens red
Weight 35grams 
Burntime Min 3 hrs Max 24 hrs pulsing
Battery Capacity 700 mAh Li ion
  • Cable Free Design
  • Intelligent Thermal Management
  • Optimum Mode Selector
  • Fuel Gauge
  • Micro USB charging
  • 2 Year Warranty
  • Made in the UK

In the box: Sirius MK5, TraceR, QR handlbar bracket, QR seatpost bracket, USB charge cables, Quick start guide

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