⚡ Limited Time Half Price - Spark Plug Tester with Dual Test Holes

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FEATURES DUAL-HOLE SIMULTANEOUS TESTING: Allows simultaneous testing of two spark plugs, enabling quick comparison and diagnosis of ignition issues in multiple cylinders. ADJUSTABL E WORKING FREQUENCY: The adjustable frequency range (up to 6000 RPM) accommodates different engine types and conditions, ensuring accurate testing across various vehicles. PROTECTIVE COVER DESIGN: Features a robust protective cover that shields users from potential sparks and debris during testing, enhancing safety and reliability. DURABLE CONSTRUCTION: Constructed from high-quality plastic and metal components, ensuring durability and longevity even under rigorous use in professional automotive environments. OPERATION STEPS PRODUCT DETAILS SPECIFICATION Power Supply: 100-240V Weight: 354g Analog Speed: 0-6000rpm Size: As shown below Package Includes: 1 * Spark plug tester, 1 * Instruction manual, 1 * Charger NOTES Always ensure the engine is turned off before using the spark plug tester. Follow the manufacturer's safety instructions and guidelines for proper usage. Use caution to avoid injury from electrical sparks or mishandling. Keep the tester clean and dry when not in use to maintain its performance. Show more