Easy to Operate Ignition System Coil Tester Adjustable Ignition Spark Circuit Tester Repair Tool

Label:Yes Material: PC+Metal Size: 11.5x2.5cm(4.53x0.98in),Cord Length 52cm(20.47in) Type: Auto Spark Plug Tester It can be used for testing spark plug performance and ignition strength. Name: Auto Spark Plug Tester

Features: Pitch Adjustment Function: The spark plugs tester is equipped with a pitch adjustment valve and a round knob, which can adjust the observation pitch of the spark plugs according to the needs of different car models, and at the same time can effectively avoid the occurrence of misfire and burnt ignition coils. Quality Materials: The use of metal connectors to ensure durability and excellent electrical conductivity, to ensure that the current transmission between the inline spark plug tester and the spark plug is stable and efficient, to improve the accuracy of the test. High Visibility Design: The spark tester for small engine's viewing area scale values are in white font, making it easy to read the scale clearly when measuring gap values from 0 to 40k, even in bright light conditions. This high visibility design enhances ease of operation and accuracy. How to Use: This ignition coil tester tool is equipped with rubber-coated ground wire, grounding alligator clips and springs for safe and stable introduction of high voltage current. To use, attach the alligator clip to the engine, connect the other end to the spark plug wire and check the spark length through the small window. The longer the spark gap, the stronger the coil.

Package Includes: 1pc Auto Spark Plug Tester

Warm Tips: 1. Please Turn Off Power before you place spark plug 2. The Spark Plug Tester is a high-voltage detector, so do not touch spark plug with hand at work to avoid danger.

Note: 1.Please allow 1-2cm(0.39-0.79in) error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!