Universal for spark plug tests crankshaft engines and motorcycles. 0~6000rpm Adjustable Working Frequency: The spark plug tester can truly simulate the working conditions of the engine and can detect the ignition of the spark plug under different working conditions, with a range of up to 0 to 6000rpm/min.
The OBDMONSTER Spark Plug Tester Double Holes for 12V Gasoline Vehicles 501 is perfect for users who need a high-quality, dual-hole tester to diagnose and replace spark plugs in their 12V gasoline vehicles.
