Features1. 52mm pointer turbo boost gauge, 3030psi display range, high accuracy.2. The illumination on the dial makes it easier to read in the dark, convenient for use.3. Modern appearance, gives a racing look and feel to your vehicle.4. It has a wide range of applications and is suitable for most 12V vehicles.5. Easy installation with English user manual, no need for comple operation.SpecificationItem Type Turbo Boost Gauge005fMaterial Plastic005fFitment For most 12V vehicles005fUnit PSI005fDisplay range 3030psi005fPower DC1015V 12V Professional005fWiring005fBlack Cable Negative005fYellow Cable PositivePackage list1 Turbo Boost Gauge1 Hose1 Tconnector1 ManualNotePlease note that the new and old type of this product will be sent randomly, and make sure you do not mind before ordering.