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Exposure Sirius Mk4 with TraceR Light Set
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Exposure Sirius Mk4 with TraceR Light Set

Product Code: 145148

The Sirius Mk4 front light is designed to excel in urban environments. The Trace R is a super bright, USB rechargeable rear. With off-road output and Exposure Lights’ innovation this is the perfect commuter package.

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£129.00 GBP
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Product Specifications

Top Features of the Exposure Sirius Mk4/TraceR Light Set

  • Smart Port Technology +
  • Cable Free Design
  • Intelligent Thermal Management
  • Optimum Mode Selector
  • Fuel Gauge
  • Micro USB charging
  • Hand Made in the UK


  • Max output: 500 lumens
  • Weight: 80grams
  • Burntime: Min 2 hrs Max 36 hrs


  • Output: 110 lumens
  • Weight: 35grams
  • Burntime: Min 3 hrs Max 24 hrs pulsing

Sirius Mk4
The Sirius is built to excel in urban environments. With a 500 lumen output, suitable for off-road riding and side illumination it rules the road. The Sirius will keep you safe and seen for miles with; constant and pulsing modes, long battery life, USB charging and OMS for adapting burntimes. Every Sirius is hand built and individually tested in the UK.

Optimised Mode Selector allows you to easily select from a concise number of programs to provide the optimum lighting for your ride.
Smart Port+ automatically recognise accessories allowing you to power additional front and rear lights, use the Remote Switch and charge USB devices on the move.
Intelligent Thermal Management uses patented technology in the circuitry to control the temperature of the LEDs ensuring that the lights remain as efficient as possible avoiding any loss of power.

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.

Finance available on this product if you purchase an additional £121.00 worth of goods.  Based on a product price of £129.00
* Prices are estimates and will be calculated at checkout based on your minimum deposit.
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  • 4/5 Stars