Cateye light set omni 5 el135tl155 compact light set with high output leds the incredibly stylish but compact el135 measures just 25 x 35 x 9cmusing 3 leds and opticube technology means it is 60 brighter than the el 120includes flex tight bar bracket for rapid easy fitting80 hour constant 320 hour flashing the tl155 omni 5 provides 360 degree visibility for increased safetytool free installation with cateyes flextight bracket or can be clipped to clothing run time of upto 120hours