• Exposure Sirius Mk5 with TraceR Light Set

        • $154.49 154.49
        • RRP $164.49
        • Save 6%

Exposure Sirius Mk5 with TraceR Light Set

This pack includes the Sirius Front Light and the TraceR Rear Light, which have been built to excel in urban environments. The Sirius produces a bright 550 Lumens with constant pulsing modes and long battery life. The TraceR Rear light produces 75 Lumens of light with the same OMS for adapting burntimes.


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

Technical Data

  • Run Time: 2hrs High, 36hrs Low
  • Lumens: 550 Sirius, 75 TraceR
  • Battery: 2,900mAh Sirius, 700mAh TraceR
  • Charge Time: 4hrs
  • Dimensions: L-100mm x D-28mm
  • Weight: 80g Sirius, 39g TraceR

In The Box:

  • Sirius MK5
  • TraceR
  • QR handlebar bracket
  • QR seatpost bracket
  • USB charge cables
  • Quick start guide


USB Rechargeable: Exposure Lights incorporate USB charging for easy charging on the fly.

Smart Port Plus: SPT+ enabled lights automatically recognise accessories allowing you to power additional front and rear lights, use the Remote Switch and charge USB devices on the move.

Cable Free Design: The primary design feature of Exposure Lights, Cable Free Design removes the hassle of cables and straps utilising the superb range of brackets for speedy, rock solid attachment.

Intelligent Thermal Management: Controlling the temperature of the LEDs is important in ensuring that the lights remain as efficient as possible. Patented technology in the circuitry of Exposure Lights stop the light from heating up to a point where the light loses power due to the elevated temperature.

Buy Exposure Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

  • Delivery costFREE
  • Delivery toUnited States of America
  • 365 Days return or exchange

    If you're not completely satisfied with an item you may return it within 12 months of purchase. We'll give you a full refund if the item hasn't been used or the component hasn’t been fitted.

    More information on returns
  • Pay by Bank Transfer, PayPal or Card


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