AUTOOL SPT360 Spark Plug Tester Automotive Diagnostic

AUTOOL SPT360 Spark Plug Tester Function

5 test holes: 5 spark plugs can be tested at the same time (1 standard spark plug, 4 test plugs).
Adjustable test hole height: for long spark plug ends. Compatible with crankshaft engines and motorbikes.
Digital Colour Display: High definition display with real time RPM adjustment to ensure accurate test results.
Support 0-9999 rpm: the higher the frequency the stronger the spark plug.
Easy to operate: insert the spark plug, switch on the power and adjust the frequency to quickly assess the spark plug status.
3 YEARS WARRANTY: For damages not caused by human factors, we promise to re-send the parts for free within 3 years.