Dynamo diode rear light with integrated LineTec technology and large-area reflector. With the innovative LineTec technology from Busch & Müller, cyclists gain entirely new dimensions of safety in the dark. This technology is the standout feature of the new Dynamo diode rear light Toplight Line plus: Above the minimized large-area reflector, there is a patented lens system that disperses the light from two LEDs into a continuous, brilliant red light strip.