Four Modes. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. Mode "4": Continuous Pulse Mode.
0-140PSI Fuel Pressure Tester Kit, Fuel Injector Injection Pump Pressure Gaug...
0-140PSI Fuel Pressure Tester Kit, Fuel Injector Injection Pump Pressure Gauge
