If you are not satisfy with something, please don"t leave us negative or neutral feedback right away. Please contact us via email. We promise to provide 100% fine customer service and try best to make every customer get good mood with fine shopping experience here. NEW 52mm Blue Digital LED Smoked TACHO TACHOMET Gauge Features: Tinted WHITE gauge face SILVER gauge ring Blue Digital LED Readout Installation Instructions Free Tech Support 6 month limited warranty Size:2 inch gauge or 52 mm diameter Power:Professional 12V,IGN MAX 0.3A Unit: RPM Maximum: 9999 rpm Warning (Red light): Exceed 5000 rpm Package Includes: 1 X Digital LED Tachometer