The upgraded spark plug tester is compatible with all 12V gasoline car spark plugs and 24V truck spark plugs. 1pc Spark plug tester main unit. Application Range: 12V/24V gasoline vehicles spark plugs.

Brand: DUOYI
Manufacturer Part Number: DY28A
Type: Spark Plug Tester
Vehicle Type: Passenger Vehicle
Warranty: 1 Year
Volt: 12 Volt