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Super cheap spark plug inspection tool Duoyi Dy28 spark plug tester machine for 12v cars
$40$78.02-48.73%
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Features
Premium Spark Plug Tester – Accurate & Durable for 12V Vehicles
High-precision alloy probe ensures fast, reliable spark plug diagnostics with zero false readings. Heavy-duty ABS casing resists drops and extreme heat for long-term workshop use. Universal 12V compatibility works flawlessly with cars, motorcycles, ATVs, and small engines. Compact design fits in toolkits for roadside checks or garage troubleshooting. Mirror-polished copper contacts enhance conductivity, while the ergonomic grip allows single-handed operation. Detects weak sparks instantly to prevent engine misfires. Built-in LED indicator flashes clearly even in low light. Backed by industrial-grade circuit protection against voltage spikes. Ideal for mechanics, DIY enthusiasts, and fleet maintenance teams. Bulk discounts available for wholesale orders.
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