DUOYI DY28 Car Double Hole Spark Plug Tester, US Plug
DUOYI DY28 Car Double Hole Spark Plug Tester, US Plug
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Product details
Description
The DUOYI DY28 Car Double Hole Spark Plug Tester is an electronic diagnostic tool designed for testing spark plug performance. It allows simultaneous testing of two spark plugs, enabling accurate comparisons to identify faulty plugs.
- Product Type: Electronic Test
- Compatibility: 12V Gasoline vehicles
- Material: Durable
- Color/Variant: US Plug
- Key Feature: Adjustable double hole testing
- Usage: Testing spark plug performance and ignition strength
- Application Range: 12V Gasoline vehicles car spark plugs
- Instructions:
- Place the spark plug into tester hole 1 or 2.
- For comparison, place the new spark plug in hole 1 and the old one in hole 2.
- Close the protective cover and plug in the adaptor to the side socket.
- Connect the tester to the power supply.
- Turn the key switch clockwise to turn on the tester; the indicator will light up green.
- Continue to turn the switch clockwise to adjust the working frequency between 1000rpm to 6000rpm/min.
- The higher the frequency set, the stronger the spark produced.
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