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Exposure Lights

Exposure Lights Sirius Mk5 Front Cycle Light

Was £104.95
Save £30.46 (29%)
Exposure Lights Sirius Mk5 Front Cycle Light
Exposure Lights Sirius Mk5 Front Cycle Light
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Key Features

Max Lumens – 550
Burntime (Hrs): Min 2:00, Max 36:00
Side Illumination
USB Charging
Cable Free Design
Smart Port Technology+
Fuel Gauge
Intelligent Thermal Management
Optimum Mode Selector
Made in the UK
2 Year Warranty
Battery Capacity: 2900 mAh Li ion
Dimensions (mm): Length 106, Head 28, Back 28
Weight: 81 Grams

In the Box: Sirius MK5, Handlebar bracket, USB charge cable, Quick start guide


With 550 Lumens of power, side illumination, and a choice of solid or pulsing modes the Sirius MK5 is the perfect light to keep you safe and seen whilst on the road. 

The Sirius features Smart Port Technology+ and Intelligent Thermal Management. Smart Port Technology + allows compatible units to recognise accessories, allowing you to power additional front and rear lights or other USB accessories from your Race Light, and allows you to control both your front and rear light simultaneously with your Exposure Remote Switch. Intelligent Thermal Management prevents the light from overheating and ensures maximum efficiency. The Sirius also features a cable free design, fuel gauge, optimum mode selector and USB Charging. 

About Exposure Lights

Exposure Lights is the cycle lighting division of Ultimate Sports Engineering (USE). Since its creation in 1990, USE has been striving to create the ultimate in innovative sports products. Based in Bury, a small village nestled in the heart of the South Downs National Park, USE pride themselves on being British, producing all of their products right here in the UK. 

From the original USE seatpost right through to their most recent lighting range, USE have been pushing the boundaries of ingenuity and performance. Contributing to winning Olympic Gold and King of the Mountain at the Tour De France, USE is contributing to raising standards in sport. Committed to supporting athletes and events worldwide, USE sponsors the elite of the sailing world along with the athletes that represent Great Britain in cycling and adventure racing. Offering incredible functionality and durably, Exposure Lights are quickly becoming recognised as the leading lights on and off land, in the UK, and across the world. 

NB: Image for illustration purposes only

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