8'' Trippe Speedlight driving light. 8 1/4'' total dia., 7 1/4 lens showing. Lens isn't pitted or chipped. Body has no damage, dings, pits or stress cracking. Special round, knurled mount nut is still on it. In all likelihood, it's 6v ... Buried the needle at 8 amps when testing, so it's got a heavy draw bulb in it - relay would be good idea. $200 + $22 priority & insurance PM, please