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    • Exposure Sirius MK7 DayBright AW18

  • Exposure Sirius Mk7 DayBright

    An extremely compact and lightweight light with a powerful 750 lumens of light ideal for commuter and road cyclists.


    Exposure’s Sirius Mk7 is the ideal commuter light and comes with a specially adapted lighting that can keep you visible even in direct sunlight.


    For ultra-convenience the light is rechargeable via mains or USB. The light has a battery life of up to 36 hours with just a 4 hours full recharge time. An integrated fuel gauge also lets you know when it’s time to charge and when your light is fully charged.

    Smart Port+

    The light also doubles up as a power bank for other USB-chargeable devices. Opening the back of the light you can easily plug in any compatible device with the provided charger. This allows you to keep your phone, GPS devices, and additional bike lights.


    The anodised aluminium body construction protects against all the bumps and scrapes of the road while also providing intelligent thermal management.


    • 750 lumens light output
    • Single White XPL2 Cree LED
    • Anodised 6063 aluminium body construction
    • Intelligent thermal management
    • IPX6 water resistant
    • 2900 mAh lithium-ion battery
    • 36 hours maximum battery life
    • Mains and USB rechargeable
    • 4 hours full recharge time
    • Integrated fuel gauge
    • DayBright light mode
    • Smart Port+ technology
    • Weighs 84g
    • Dimensions: 110 x 28mm

    Buy Exposure Lights from Chain Reaction Cycles, the World’s Largest Online Bike Store.


    • Colour: Black
  • Save 33%
    RRP £100.00
    £66.99 66.99
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