Description:

[ Function ] --- Turbo boost pointer meter, used to monitor boost pressure & vacuum compression levels of car's turbo & supercharged engine. Avoiding turbo over boost causing other possible engine issues.. [Clear Display ] --- White dial with blue LED light, clear red pointer+accurate scale and numbers, can clearly show the press / vac. Easy to read, the LED light allows views very well even in the darkness, convenient to use.. [Measurement Range ] --- The turbo boost gauge reads vehicle's boost levels from 0 to 30 psi & vacuum compression levels from -30 to 0 inhg. High level of accuracy and sensitivity, easy to operate.. [Wide Application ] --- Universal for most of cars or motors, simple to install, fit for most 12V vehicles. Length of PVC hose: 172cm / 68in, Diameter of Screen: 52mm/2.05in, Outside Diameter: 57mm/2.24in, Length: 47mm/1.85in.. [Wiring Method ] --- Connect the black wire to the negative pole of the power supply and keep it connected.Connect the yellow wire to the positive pole of the power supply and keep it connected..