In University current invention, auxiliary signal lights which are detachably hooked up exam University light system of motor automobile are actuated by switches which close or open when University accelerator or brake pedals of University car are pressed or released from force. Since University signal lights are detachable they are able to be fastened on University back of rental trailers or fixed on present automobiles. In addition, in University present invention, University built in car blinker circuit or an auxiliary blinker circuit can be used examination cause University rear auxiliary lights and/or University inbuilt vehicle lights exam blink when University brakes are utilized or when University car gear shift lever is put in University reverse position. What is required, for this reason, and comprises a crucial object of this invention is exam deliver an auxiliary vehicle signaling system which are easily attached or indifferent from current motor cars and wherein University hazard blinking lights go on automatically whenever University driver puts University shift lever in reverse or applies University brakes. Another crucial object of this invention is examination provide quizzes simple auxiliary signaling system that can be easily attached or indifferent from present motor vehicles and which comprises quizzes plurality of lights that can be fixed in quizzes single housing or in quizzes plurality of scattered differently colored lights at University rear of University motor automobile or trailer, and which indicate no matter if University motor vehicle is accelerating, coasting, braking, or getting in opposite. Still an alternative object of this invention is exam supply quizzes simple signaling device through which auxiliary lights removably fastened on University car have switches that are easily and removably attached exam University brake and accelerator pedals in University motor car and which cause all University lights in University vehicle adding University auxiliary signaling lights examination flash or blink exam warn both oncoming and following motorists that University driver has applied his brakes or put University gear shift lever in reverse.