100% Brand New.Color: BlackDiameter: 2 inch / 52 mmPower: Professional 12V，IGN MAX 0.3ASuitable For: All car modelUnit: RPMTinted Black Gauge Face.Black Gauge Ring.Blue Digital LED DisplayReads:0~9999 RPMWarning Light: Exceed 5000 RPMThis model will precisely measure the engine and crankshaft revolutions per minute of your engine that is between 0 ? 9，999 RPM. This series is fully electronic with a blue digital LED readout， which allows for easy viewing at all angles during all lighting conditions. A tacho adapter may be required if you have a multiple coil ignition system to ensure a proper signal.Package Content:1 x Digital Tachometer