The Ontrack Blaze lights provide great visibility and safe cycling in all conditions. The Blaze Rear light is a 4 function, 5 LED wide beam light that comes with a universal quick release bracket. Blaze II is an amazingly bright, 1 Watt LED front light with super bright wide beam that has a diametre of 2.5 metres and distance of 2 metres. Batteries are supplied for all lights. Blaze II and Blaze Rear also sold seperately.