Exposure Ma Xx D Mk 6 Front Light: The Ma Xx-D is the perennial favourite for XC racers. Now producing 1600 lumens its superb beam is a must have for night racing. Tackle any off-road trails at full speed & full confidence. Packed with features its a brilliant combination of power & technology. Exposure Lights have always been designed to get the maximum light from minimum sized unit & Cable Free Design ensures this is maintained. Utilising superb forged aluminium brackets Exposure Lights attach quickly, safely & securely for hassle free riding. With a 5 step fuel gauge you are always up to date with battery life. 20% increments let you know how to judge the remaining power in the light. The gauge also indicates the progress of charging so you can count down till the next ride. Optimised Mode Selector (OMS) The Optimised Mode Selector means that you can easily select from a concise number of programs to provide the optimum lighting for your ride. OMS programs enable you to obtain the lights full potential & optimize the output whether its a two hour trail burn or a 24hr race. Fuel Gauge 5 step LED battery life indication & 3 LED mode display. Intelligent Thermal Management (ITM) Patented technology that combats the loss in efficiency of LEDs at elevated temperatures, maintaining optimum output keeping you shining Brighter for Longer. Smart Port Technology Plus (SPT+) Patented technology that enables a wide range of accessories to be used; Additional rear lights, back-up power supplies, remote switches & even charging other USB (Universal Serial Bus) devices direct from your light. Collimated Lens Technology: Exposure Lights use these high-tech resin lenses which have been extensively researched. These lenses are specifically designed to maximise light collection from the LEDs & efficiently produce an optimum beam pattern for cycling ensuring no light is wasted. Weatherproof Body CNC machined aerospace grade aluminium body with efficient heat transfer design. Fully manufactured in the UK. Gold plated charge port The charge port is gold plated for corrosion resistance, more efficient conductivity & it is sealed to a greater level adding protection to you light. Storm Cap The Smart Port in protected by a silicone cover to stop muddy gloves pushing dirt into the port. Maximum lumen output: 1600 Weight: 292g Minimum burn time (hours): 2 Maximum burn time (hours): 36 Power: Lithium Ion internal battery Bar mounted: yes Helmet mounted: no Reflex technology: no SPT+: yes CFD: yes ITM: yes OMS: yes Fuel gauge: yes LEDs: 4 XPG 2.8A smart charger: yes USB (Universal Serial Bus) charging: yes