Inline Spark Plug Tester for Vehicles and Lawn Mowers

High-Quality Material

This spark tester is built with a high-quality electroplating shaft, ensuring rust and corrosion resistance, paired with a rubber protective sheath that is highly temperature resistant. The high insulation and tight bond to the connector ensure reliable performance. The lamp shell is made from environmentally friendly acetate fiber plastic, making it ideal for low-temperature environments.

Quick Problem Diagnosis

The spark tester is an excellent tool for quickly and easily diagnosing ignition and engine issues. It can check spark plug connections, contact points, and cables, helping to identify various bad problems.

Easy to Use

With a simple and intuitive design, this spark tester uses indicator lights to display the results. By turning off the engine and removing the spark plug wire, attaching a black connector to the spark plug, and inserting the metal end of the tester into the spark plug wire, you can determine which cylinder is causing the problem. When the engine is started, if the ignition circuit is completed, the bulb will flash, indicating the issue.

Wide Application

This spark plug tester is versatile and suitable for a wide range of engines, including cars, trucks, motorcycles, lawn mowers, snow blowers, trimmers, and generators. It's an essential tool for both personal and auto stores.

Premium Service

Our premium spark plug ignition tester ensures quick and easy diagnosis of the ignition, checks for engine problems, and verifies the state of defective cables and contacts. Should you encounter any issues with our product, please contact us immediately, and we will do our best to resolve the problem for you.