HOTSYSTEM is a professional seller for providing creative design and competitively priced automotive gauges with an extensive variety of styles and options,such as Air/Fuel ratio,Exhaust Gas,RPM,Turbo Boost, Oil temperature,Oil pressure,Vacuum,Voltage and Water temperature etc.
And this 7 Color Volt Gauge Monitoring car's electrical system by measuring voltage readings from 8 to 18 Volts,ensuring that all components are operating efficiently.