Sell Dual Hole Car Spark Plug Tester Adjustable Detector Ignition Diagnostic Tool Kit best price

Dual Hole Car Spark Plug Tester Adjustable Detector Ignition Diagnostic Tool Kit Features: Comes with two testing holes,you can test two spark plugs. Design to test spark plug performance and ignition strength. Apply to 12V Gasoline vehicles car spark plugs. Plug and play, convenient and easy to use Durable and reliable. Specifications: Condition:100% Brand New Power Adapter: Input 100-240V AC;Output 12V 1.5A DC Main Unit Weight:190G( Not including Power Adapter) Dimension:approx.145*85*60mm Detection port: 2pcs How to use: -Place the Spark Plug into tester hole 1 or 2; (Note:If you want to compare the new spark plug and old one, place new spark plug into hole 1 and the old on into hole 2) -Insert the power adapter into the socket under the host. -Rotate the knob clockwise, after turning on the power, the upper indicator light will be charged. At this time,indicator 3 will light up, tester is now working at 1000rpm/min. -Turn the key switch 4 clockwise again and the frequency reaches 2000 to reach the ignition state. The higher the frequency, the higher the intensity of the spark plug. (Note:The higher the frequency is, the stronger the spark strength is.) Notes: -Please turn off power before placing spark plug. -Connect to power supply,the red light is on. -After the green light is on, it belongs to the working mode. -Do NOT touch spark plug by hand at work to avoid danger. -If you suspect any spark plug works improperly you could compare and test to make accurate judgment. Package Included: 1pc Spark Plug Tester 1pc Power Adapter