Simplify spark diagnostics with the KZYEE Spark Plug Tester, a compact and efficient inline tool designed to help you check ignition systems in just seconds. Whether you're dealing with misfires, no-start issues, or general tune-ups, this tester allows you to test two spark plugs at once—no RPM knobs or complicated setup. Built for reliability and safety, it’s the perfect tool for home users and professional mechanics working on 12V gasoline engines.
🔍Features & Benefits
☑️Dual-Port Inline Design
Test and compare two spark plugs at the same time to quickly identify weak or inconsistent spark. No need for two tools or repeated tests.
☑️Instant Spark Check – No RPM Setup Needed
Unlike advanced testers that require manual adjustments, this inline spark checker simulates standard ignition firing automatically—just plug in and see results.
☑️Powered by Household AC (110–120V)
Runs directly from wall power, offering stable and consistent output—no need to connect to car batteries. Perfect for garage benches and indoor engine workstations.
☑️Built-In Spark Shield for Safer Testing
Equipped with a clear, protective spark cover that allows full visibility while preventing accidental contact or shocks during testing.
☑️Compatible with Most 12V Gas Engines
Supports standard spark plugs found in motorcycles, cars, ATVs, scooters, and more. (Minimum plug length: 1.34 inches. Not for mini 2-stroke engines.)
🌟Q&A
Q: Does it require RPM or frequency adjustment?
A: No. It uses a preset output-just plug in, press once, and see the spark. No dials or settings needed, ideal for fast and easy testing
Q: Can I use it on lawnmowers or chainsaws?
A: Only if the spark plug is longer than 1.34". It works with most 12v Gas engines but doesn't fit short plugs found in chainsaws or trimmers.
Q: What kind of power input does it require?
A: It uses 1 10-120V AC (50/60Hz) and comes with a detachable power cord. ldeal for garage and home use in North America.
Q: Can this test both spark plugs and ignition coils?
A: Yes. It works as both a spark plug tester and coil checker. lt helps detect weak or failed spark in seconds
Q: What should I do if the tool doesn’t work or seems faulty?
A: If you encounter any issue, don't worry--Just contact us via email and we'll help you resolve it fast, often within 24 hours. We recommend contacting us directly first.
📌Specifications
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Brand: KZYEE
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Power Supply: 110–120V AC (50/60Hz)
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Testing Type: Inline dual-port spark plug testing
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RPM/Frequency Adjustment: Not required
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Minimum Plug Length: 1.34 inches
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Use Case: 12V gasoline engines
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Material: Durable ABS and shock-protected internals
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Plug Types Supported: Standard size only
🎁Package List
Spark Plug Tester*1
Power Cable*1
User’s Manual*1
