Introducing the Topeak Tail LUX. This is the perfect product to have, if you are traveling in a high traffic area. Whether its riding home in the dark winter months, or going for an evening training ride, you can be seen from top to toe in dark, with this extra light attachment. You have the option of attaching it to other topeak items such as a pannier rack, saddlebags or pannier bags the Tail LUX light is a versatile light. The ultra-bright, compact and lightweight light provides excellent visibility keeping you visible on the roads to pedestrians, vehicles and fellow cyclists.