It's hard to tell which spark plug is causing your engine to have problems.

Most times, it can be a total guessing game! We've decided to fix this problem by designing an amazing spark plug tester that's totally convenient and easy to use.

In fact, you'll have answers within seconds of hooking it up.

Features:
✓ Available in a variety of styles that include continuity and circuit testers
✓ Testers light up and/or buzz to indicate testing result making reading the result super easy
✓ Durable materials make this device long-lasting
✓ Can also be used on a broad range of household, industrial, and commercial devices
✓ Extremely accurate and always reliable

Specifications:
✓ Item Height: 8inch
✓ Item Width: 5inch
✓ Voltage: 12v
✓ Electronic: No
✓ Item Length: 10inch

Included:
— 1 X Spark Plug Tester