The hope r2i led vision front bike light is a powerful lightweight light designed with simplicity in mind the hope r2i shares the same performance and lamp as the r2 but uses a neat integrated 2 cell battery for those who like to keep it compact and tidy this hope mtb light can punch out up to 1000 measured lumens when on high power providing you with ample amounts of light when out in the late evenings and lighting levels are low for those cyclists who really want to brighten up the tr