THIS IS A VINTAGE VDO TACHOMETER SHOWING UPM AND RPM READING. HAS MADE IM GERMANY ON THE BACK. THE CHROME BEZEL IS PITTED AND HAS A FEW KNICKS ON THE EDGE. NEEDS TO BE TAKEN APART AND CLEANED. I HAVE NO WAY OF KNOWING IF IT WORKS. IT WOULD LOOK GOOD ON A RAT ROD IF EVEN JUST FOR DISPLAY.