The hope r2i led vision front light is an all in one powerful light the r2i shares the same performance and lamp as the r2 but uses a neat alternate integrated 2 cell battery for those who like to keep it compact and tidy this neat and robust looking light is hopes answer to wireless powerful lighting the light has two cree leds that produce a whopping 1400 lumens 1000 measured which is ideal when it comes to cycling down those dark country lanes or through your favourite trail section w