The Sirius is aimed at the commuter & offers proven Exposure technology including Cable Free Design, Intelligent Thermal Management & Fuel Gauge Indicator at an affordable price point. With an output of 360 lumens the Sirius gives more than enough light to navigate the darkest city streets, whilst the pulsing mode gives maximum visibility during daylight hours. Supplied with the all new Sirius handlebar mount, it’s designed to be quick & easy to attach & remove so it can be taken with you when you aren’t with your bike.