Now producing 1600 lumens with its superb beam pattern, the Ma Xx-D is possibly the best XC racing light you can buy. With its minimal size & Cable Free Design, the Ma Xx-D is compact & fits easily to any handlebars with a tough, rock-solid QR bracket with shims for old school 25.4mm handlebars. Ma Xx-D features the same OMS technology as the flagship Reflex & means that you can find the perfect blend of power, convenience & burn time for your local trail conditions. The included 5 step fuel gauge keeps you constantly up to date with your remaining battery. 20% breakdowns allow you to easily judge when the Ma Xx-D Bike Light will need charging. Cable Free Design (CFD) A primary feature, unique to Exposure Bike Lights. Cable Free Design removes the hassle of cables & straps by containing all the lights necessary parts in a lightweight CNC machined case. A stronger QR bracket helps deal with the additional weight on your bars by providing a rock solid attachment. Optimised Mode Selector (OMS) Select from a concise number of programs to provide the optimum lighting for your ride, OMS enables you to obtain your lights full potential while optimises the output for a two hour trail burn or a weeks commuting. Intelligent Thermal Management (ITM) Combating the lose of efficiency of LEDs at elevated temperatures, Intelligent Thermal Management maintains the optimum output & battery life by controlling the core temperature of the light helping it stay Brighter for Longer. Smart Port Technology Plus (SPT+) Use a wide range of accessories without the need for more batteries, SPT+ accessories include rear lights, pack up batteries, remote switches & even the capability to charge your other USB (Universal Serial Bus) devices using your lights battery. Collimated Lens Technology Exposure lights use high tech resin lenses which maximise light collection from the LEDs to produce an optimum beam pattern for cycling & ensures that no light output is wasted. Gold Plated Charge Port Enhanced corrosion resistance & more efficient conductivity, the Gold Plated Charge Port helps extend the life of your light by adding greater protection from the elements. Storm Cap Protecting the Smart Port, the included Storm Cap is a small silicon cover that stops you pushing dirt into the port helping to boost the performance of your SPT+ accessories & extends the life of your light. Waterproof Body CNC machined from aerospace aluminium with a heat transfer design & fully sealed. Manufactured in the UK. In The Box Maxx-D Light QR Handlebar Mount Mains Charger USB (Universal Serial Bus) Charger Quick Start Guide