Cateye micro wireless 9 function computercustomize your display cateyes new micro wireless allows you to select the functions you want on your display so what matters to you most remains in full view 9 functions and 10 features including a backlight dual tire size recognition and stop watch mode to track your commuting time or a training ride all of this in a simple slim design that mounts to the stem or handlebar with the easy to use flextight bracket featurescurrent speed 00 a4