ANCEL SP02 Spark Plug Tester with Dual Testing Hole, Dual Hole Car Spark Plug Tester Ignition Plug Analyzer Diagnostic Detector 12V, Spark Plug Tester and Coil Tester, 0 to 6000rpm, for 12mm Spark Plug 

 Features

 【Test Two Plugs at Once—Double the Insight, Double the Efficiency!】Why guess when you can compare? With our dual-hole test function, you can instantly evaluate and compare the spark strength of two plugs side-by-side.ANCEL sp02 spark plug tester automotive is your best choice. Spot weak plugs in seconds and replace them to maximize your engine's performance. Whether you're a pro mechanic or a car enthusiast, this spark tester saves time and keeps your engine firing on all cylinders—literally!

【Fits 99% of Gasoline Engines—One Tool, Endless Options】Whether it's a 12V or 24V spark plug, a crankshaft engine, or a motorcycle plug, ANCEL SP02 spark tester small engine works across the board. Even for spark plugs with different heights, it's got you covered. Stop wasting time guessing—get accurate results every time.

【Fast Setup, Real Results—Engine Testing Made Easy】No complicated steps, just plug in your spark plug, twist the knob, and you're all set. The adjustable speed dial (0–6000 RPM) lets you fine-tune the simulation to match your car's engine performance. Pro tip: 2000 RPM is already peak spark—so no need to crank it up further!

【Test Safely, Every Time—We've Got You Covered】Your safety is our priority. This spark plug tester and coil tester comes with a clear protective cover that shields you during testing, while still letting you view the spark results with ease. Focus on the task at hand without worrying about accidental sparks—peace of mind, guaranteed.

【Built to Last—Your Trusted On-the-Go Companion】Crafted from heavy-duty ABS material, this spark tester tool is heat-resistant, impact-proof, and ready for the long haul. Lightweight and portable, it's perfect for quick tests whether you're in the garage or on the road. 

Main Features

⭐  Dual Hole Testing: Spark plug tester has two spark plug socket, it can test two spark plugs (good spark plug & bad spark plug) at the same time. By comparing the spark intensities of the two spark plugs, judge the performance and ignition intensity of the spark plugs

  ⭐  Protective Cover Protection: The design of the protective cover can prevent you from the risk of electric shock during the test

  ⭐  Working Frequency Adjustable: By operating the rotary switch, you can adjust the working frequency in the range of 0~6000rpm, the higher the set frequency, the stronger the spark intensity.

  ⭐  Accurate Data: Spark plug tester can also simulate the work of the engine, restore the authenticity of the car rotate speed

  ⭐  High-Quality ABS Material: High-quality ABS material, which has the characteristics of impact resistance and heat resistance. It can provide you with long-term service and reduce the cost caused by frequent tool replacement.

  ⭐  Plug And Play: Be easy to operate, and you can start using it after connecting the adapter. The spark plug tester comes with a power supply/high voltage indicator light, which can help you observe the state of the spark plug more intuitively.

  ⭐  Widely Used: Be widely used, and can be used to test 12V gasoline vehicles car spark plugs (a diameter of 12mm).It is compatible with all spark plug tests for crankshaft engines and motorcycles on the market. saver with cars, motorcycles, boats, chainsaws, lawn mowers & more. 

Product Usage:

1.Place the Spark Plug into tester hole 1 or 2; If you want to compare the new spark plug and old one, place new spark plug into hole 1 and the old on into hole 2.

2.Connect to power supply.

3.Turn the key switch 4 clockwise to turn on tester, indicator 3 will light up, tester is now working at 1000rpm/min.

4.Again turn the key switch 4 clockwise,you can adjust the working frequency between 1000rpm to 6000rpm/min. The higher the frequency, the stronger the spark strength.

Note:This link is for 110V/220V power supply US Plug，If you need to buy 110V/220V EU PLUG, please note the information of shipping EU PLUG when you take the order or contact the seller to buy.Thank you.

Specification:
* Mold:spark plug tester
* Input: 100~240V AC (Note:This link is for US Plug，If you need to buy EU PLUG, please note the information of shipping EU PLUG when you take the order or contact the seller to buy.）
* Length of external: 1m
* Host size: 145*90*114mm
* power supply: Power Adapter
* Power Adapter: Output 12V 1A DC
* Suitable for 12V driven gasoline car spark plugs
* Usage: Test car spark plug performance and ignition intensity
*Plug Type: US Plug

Note:
1.Please Turn Off Power before you place spark plug.
2.The Spark Plug Tester is a high-voltage detector, so do not touch spark plug with hand at work to avoid danger.
3.Support 12V Gasoline vehicles car spark plugs only.

 Package List