【Practical Function】:The car's small engine spark plug tester is used to diagnose engine won't start causes and problems, detecting dirty spark plugs, contacts, damaged cables or connections for troubleshooting, an excellent diagnostic tool for any engine with spark plugs.

【How to Use】:Firstly, switch off the engine and disassemble the spark plug coil, then connect the black connector end of the car spark plug tester to the spark plug and insert the metal end into the spark plug coil. Start the engine and if the ignition wire is intact, the light will flash.

【Reliable Material】:The probe of the car spark plug light checker is composed of high-quality metal, which is easy to connect, wear-resistant, and the shell is composed of high-quality plastic and high voltage resistant wire, which is rustproof and corrosion resistant, and can withstand the test of high voltage current, and has a long service life.

【Light Indication】:The car inline spark tester is designed with transparent housing and a built-in high brightness light bulb, which helps you to easily determine whether the ignition wire is normal by the flickering degree of the bulb, determine which cylinder is malfunctioning and find out the cause, strong bright white light indicates normal spark, weak light indicates weak contact current, and non-bright indicates no current is passing through.

【Applications】:Includes 1 x car spark plug engine ignition tester for cars, motorbikes, trucks, lawnmowers, snowblowers and all internal and external combustion engines, a must-have tool for individuals, home mechanics, auto repair shops and professional mechanical garages.

Returns, Refunds, and Replacements Products that are received faulty, damaged, or not as described are eligible for a return, refund, or replacement in accordance with the Australian Consumer Law (ACL). We are committed to ensuring all products meet the standards of quality and reliability expected by our customers. However, please note that we do not accept returns or provide refunds for change of mind. We encourage you to carefully consider your purchase to ensure it meets your needs and expectations.

Delivery Timeframe

Please note that we cannot guarantee the exact date of arrival, and the delivery timeframes (excluding weekends and public holidays) are as follows:

For customers in Victoria, approximately 7-10 working days; For customers in NSW, SA, ACT, and QLD, approximately 9-12 working days; For customers in WA, NT, and TAS, approximately 9-12 working days.