Black colored face with numbers in white; black pointer with black and white bezelGauge diameter is 2 1/16-in and reads from 0-100 PSISending unit is mechanical with 90 degree sweepBack-Lit illumination for night useGives advanced warning of incorrect oil pressure, low oil level, defective oil pump, restricted oil lines, clogged oil filter, and low oil levelThis black oil pressure gauge is engineered to provide extremely accurate readings under harsh conditions and measures the pressure of oil circulating through the engine. This oil pressure gauge has a 90 degree sweep, 0-100 PSI range, and has a backlit dial face with Boudon tube meter movement. Air core movements and simple three wire installation are also included. This gauge is easy to hook-up and mount in your car and gives an advanced warning of incorrect oil pressure, low oil level, defective oil pump, restricted oil lines, clogged oil filter, and low oil level.