Easy setup for pulse/rev. Accept all input signals. Minor gauges: Input ranges: Oil pressure: 10-184ohms, show 0-145 PSI Fuel level: 240-33 ohms, Empty – Full Temp: 287.4-22.4 ohms, show 100-250F Volt: 8-16 V Tachometer works with W terminal, speed sensor, flying wheel and ECU ect.