Spark Plug Tester Dual Holes, VEHLIVE 0-6000RPM Spark Tester Tool Simulator

Spark Plug Tester Dual Holes, VEHLIVE 0-6000RPM Spark Tester Tool Simulator

• 【Diagnose Before Replacement】Hard starts, rough idling, misfires, sluggish acceleration, and poor fuel economy may indicate spark plug issues. Use this spark plug tester to quickly check spark intensity and stability before replacing parts. Reduce guesswork, save repair time, and avoid unnecessary part replacements.
• 【Dual-Hole Side-by-Side Comparison】Designed as an ignition spark tester, the dual-socket design allows you to test two spark plugs under the same conditions at once. Compare a new plug with a suspected faulty plug or check two cylinders to quickly identify weak, delayed, or unstable ignition.
• 【0–6000 RPM Adjustable Engine Simulation】Adjust the RPM from 0 to 6000 by turning the control knob to simulate ignition performance from idle to high engine speeds. Unlike basic inspection methods, this spark tester tool helps evaluate spark performance under different engine operating conditions.
• 【Quick Plug-and-Play Operation】No complicated setup required. Simply insert the spark plug into the test socket, connect the power adapter, adjust the RPM, and observe the spark. The spark checker features built-in indicator lights that clearly display testing status for easy operation.
• 【Wide Compatibility With 12V Gasoline Engines】Designed for most 12V gasoline engine spark plugs, it works with cars, motorcycles. Use it as a spark plug tester for small engines with compatible spark plugs. Specifications: Length 33–44 mm; Insulator Diameter <13 mm; Terminal Nut Diameter ≥6 mm. Please check size before purchase.
• 【Compact, Durable Workshop Tool】Made with lightweight and durable ABS housing, this spark tester automotive is easy to carry and store in a toolbox or repair kit. As one of the essential spark plug & ignition tools for garages and workshops, it helps mechanics and DIY users perform ignition diagnostics faster and more efficiently.
• 【Compatibility & Package Notes】For gasoline spark plugs only; not compatible with diesel, ultra-short, oversized, or specialty plugs. Use as a small engine spark plug tester only with compatible plug sizes. Plugs are not included. Do not touch terminals during use. Avoid bright light for clearer spark viewing.