High-Quality Material Durability : Constructed from robust ABS plastic, this Spark Plug Tester is built to withstand the test of time, ensuring reliable performance every time. Efficient Measurement Process : Dual hole testing allows for side-by-side comparison, making the measurement process quicker and more accurate. Protective Cover Safety Feature : A transparent cover protects users from electrical hazards while the tester is in operation, adding an extra layer of safety. Widely Application Compatibility : Suitable for most 12V gasoline engines, this tester is versatile enough for various vehicle types, from cars to motorcycles. Easy Operation And Maintenance : User-friendly design ensures effortless setup and use, backed by a lifelong maintenance commitment for peace of mind. Your search for a reliable and efficient spark plug tester ends here! Engineered to deliver accurate results in real simulation conditions, our tester is a game-changer for automotive professionals and DIY mechanics. Say goodbye to guesswork and hello to precision diagnostics. Whether you're in a bustling garage or tinkering in your home workshop, our Spark Plug Tester promises to save you time and effort, all while keeping safety at the forefront. Get ready to elevate your diagnostic capabilities today!