The ST Evolution range has a full ECE approval and is ideal for those who are after a legal lighting solution they can used off road as well as on road.Advanced electronic design, combined with sophisticated thermal management systems, and ultra-reflective vacuum-metallised reflectors, harness the light output into a Drive beam pattern optimised for lower speed applications where the priority is for good all-round visibility, albeit still with enviable distance illumination. The lamps have a 5 year year warranty and a lifetime guarantee on the 'unbreakable' polycarbonate lens. The lens is coated with a hard coat lacquer to protect it against any scratches. They have a IP69K rating which certifies that the lamp won't be subject to moisture or dust. The housing is fully aluminium which gives the lamp its strength and rigidity, while the e-coat pre treatment gives it an automotive quality corrosion resistance.The New ST Evolution range will fit right at home in even the toughest of moto