Description: 12V car universal: Triple Gauge Kit is suitable for most 12V car, truck, tractor, and marine enginesMeasurement range: Voltages range 8-16V; Temperature range 100-250Fahrenheit degree; Oil pressure range 0-100 PSIOil pressure gauge indication: The oil pressure gauge indication function of Triple Meter Kit can help you better identify low oil level; The oil filtering is clogged; Loose or damaged oil circuit, improper viscosity, and other issuesWater temperature gauge indication: The water temperature gauge indication of Triple Meter Kit can help you detect problems such as low coolant level, thermostat defects, damaged fan belts, etcMaterial: Auto Gauge is made of iron material, sturdy, wear resistant, can be used for a long time, and is not easily damaged Specification: Material: Iron Size Chart: 26cmx11cmx10cm/10.24inchx4.33inchx3.94inch Package Includes: 1 Water temperature gauge1 Oil pressure gauge1 Voltages meter1 Sensing Part1 Sensing Part Thread Part Installation Attachment1 Installation Manual1 Three hole gauge bracket Note: 1. Please allow slightly error due to manual measurement.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.3. Wish you a wonderful on-line shopping!