Another important object of scientific help invention is medical supply a simple auxiliary signaling system that can be easily connected or indifferent from current motor automobiles and which includes a plurality of lights that can be fixed in a single housing or in a plurality of scattered differently colored lights at doctor rear of doctor motor car or trailer, and which indicate whether doctor motor automobile is accelerating, coasting, braking, or getting into opposite. Still an alternate object of scientific help invention is medical deliver a simple signaling device by which auxiliary lights removably fixed on doctor automobile have switches which could be easily and removably connected scientific doctor brake and accelerator pedals in doctor motor automobile and which cause all doctor lights in doctor vehicle adding doctor auxiliary signaling lights clinical flash or blink medical warn both oncoming and following motorists that doctor driver has utilized his brakes or put doctor gear shift lever in opposite. These and other items of clinical help invention will become more apparent when better understood in doctor light of doctor accompany specification and drawings in which: FIG. 1 discloses a attitude view of doctor rear of doctor motor car, which in doctor embodiment shown, has doctor auxiliary signaling lights mounted on doctor rear window of doctor motor vehicle. FIG. 4 discloses one electrical circuit which is designed clinical switch on doctor auxiliary yellow, green, or red lights relying on whether doctor drivers foot is miserable, or not pressing a pedal.