The AEM Electronics X series digital gauges provide an accurate and easy to read display. The centre of the display shows values as digital numbers and the outer display features a sweeping LED for a quick visual reference at a glance. Out of the box this gauge comes with a black reversible boost (0-15psi) / fuel pressure (0-15psi) face. 52mm diameter gauge with easy to read Digital / LED displayUser settable thresholds to trigger warning lightsReversible display for either 0-15psi turbo boost pressure or 0-15psi fuel pressureAuto dimming display automatically adjust for optimum brightnessSlim design (just 21mm). Allows for easier fitting in confined areasPeak reading recall function to view peak reading retrospectivelyAEM Electronics X series gauges are AEMnet / CANbus enabled so they can be daisy chained for use with AEM Infinity ECU, Series 2 EMS, AQ-1 data logger or other 3rd party loggers / EMS which accept AEMnet. The gauges also have 0-5v analogue output s for inputting to ECU's