The 2.8-inch backlit display shows clear, accurate data. Digital compression gauge has 0.01 display resolution instead of normal 1PSI display resolution compression tester. Measures real-time pressure value, average pressure value and temperature of the cylinder, as well as the measurement time.

Product Description

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   Measurement of real-time and average pressure values of the cylinder, including current temperature.

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Real-time Reading 3 units of measurement 426.6 PSI MAX

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   Tap the lock button to save the cylinder data, and long press to lock the current interface.

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Six Times Data Saving 2.8-inch Display Quick Pressure Zero

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   The adapters are made of riveted copper with high hardness, high wear resistance and oxidation resistance.

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Step 1

Remove the spark plug and press the pressure gauge connector firmly onto the spark plug hole.

Step 2

Reset the pressure value to zero before testing.

Step 3

Connect the measuring probe to the engine.

Step 4

Drive the engine with the starter motor at 100-150r/min for 3-5 seconds, pressure gauge displays measurements.