OBDResource Car Spark Plug Tester Pro With Black Board Dual Holes 220V&110V 0-6000rpm Engine Ignition Coil Spark Tester Tool

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OBDResource ST100 Pro Car Spark Plug Tester for 12V Vehicles ST100 Pro Advantages: 1. Observation is clearer, when using the black PVC baffle can be directly inserted into the product, easy to observe during the day. 2. Spark plug power supply is more stable. Why is Spark Plug Tester Needed?…

Product Details

OBDResource ST100 Pro Car Spark Plug Tester for 12V Vehicles

ST100 Pro Advantages:

1. Observation is clearer, when using the black PVC baffle can be directly inserted into the product, easy to observe during the day.

2. Spark plug power supply is more stable.

Why is Spark Plug Tester Needed?

Spark plug is an important component of the ignition system, which is to introduce tens of millions of volts of high voltage electricity into the combustion chamber, generating the electric spark ignition mixture, and cooperate with the ignition system and fuel supply system, so that the engine works generally speaking, the spark plug needs to be checked regularly and replaced in time. If not timely with the change, it will be shown as: weak action, insufficient acceleration, unstable driving, poor air conditioning refrigeration capacity, increased fuel consumption, black smoke, etc.

OBDResource Automotive Spark Plug Tester

Is a device specifically designed for safe and rapid testing of spark plug performance and quality. It replaces traditional on-board spark testing and is a professional and practical new device for spark plug testing. Users only need to place the spark plug on the tester and generate high-performance and stable ignition high voltage under simulated actual engine operating conditions, causing the spark plug to experience continuous flashover. Users can observe and compare the flashover strength of the spark plug to quickly determine whether the spark plug is good or bad. Throughout the entire testing process, users can have a clear understanding of the working condition of spark plugs, which facilitates precise maintenance or replacement of spark plugs in the future.

Dual Hole Test:

Spark plug tester testing is used to test the performance and ignition strength of spark plugs.Dual hole testing function allows for quick and accurate testing of the performance of spark plugs by placing a brand new spark plug and a spark plug separately in the testing hole. It can truly simulate the working conditions of the engine. The measurement process is more effective and the measurement results are more accurate.

Adjustable Working Frequency:

Spark Plug Tester working frequency of car is 0-6000 rpm. You can adjust it according by rotating the switch, which is very convenient. The higher the frequency, the stronger the spark intensity.

High Quality and Applicability:

Car spark plug tester is made of high-quality thermoplastic polymer structural material (ABS), good heat resistance and impact resistance, and can extend its service life. It can be used to test 12V gasoline vehicles with a diameter of 12mm and is compatible with 99% of crankshaft engines and motorcycle spark plugs on the market.

Plug and Play:

Spark plug tester is very simple. Spark plug to be tested needs to be placed in the test hole, and then connected to the power supply to start the test. It also has a power indicator light and two high-voltage signal indicators, which can help you observe the test more intuitively.

NOTE:

It is not suitable for testing short plugs on lawn mowers, chainsaws, or most small motors.

Packing Included:

1* ST100 Pro Spark Plug Tester (Not Included Spark Plug)

1* User Manual

1* Power US Plug

1* EU Plug Adaptor

2* Shims

1* Black Board

Item Specifics
Brand Name:
OBDResource
Origin:
Mainland China
High-concerned chemical:
None
Wireless Support:
No
Is Batteries Included:
No
External Testing Certification:
ce
Material:
Plastics
Hardware Version:
Newest
Item Length:
6.7
Use:
Not Telecommunication
Certification:
UL
Certification:
RoHS
Certification:
FCC
Certification:
CE
Item Type:
Ignition Testers
Software Version:
Newest
Item Width:
3.94
Model Name:
ST100 Pro
Item Height:
3.15
Item Weight:
315
Electronic:
No
Choice:
yes
Shipping & Payment

SHIPPING

We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have been shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:
Location *Estimated Shipping Time
United States 10-30 Business days
Canada, Europe 10-30 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 Business days
Asia 10-20 Business days
Africa 15-45 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.

RETURNS

Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.

Refunds

Your satisfaction is our #1 priority. Therefore, you can request a refund or reshipment for ordered products if:

  • If you did not receive the product within the guaranteed time( 45 days not including 2-5 day processing) you can request a refund or a reshipment.
  • If you received the wrong item you can request a refund or a reshipment.
  • If you do not want the product you’ve received you may request a refund but you must return the item at your expense and the item must be unused.

We do not issue the refund if:

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of Exquisite Goods (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of https://techtreasurstore.com

*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.

Exchanges

If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.

Reviews
(3 reviews)
Write a Review
Verified Buyer
g***r
24 Jan 2026 00:00

Works as it should.

Verified Buyer
Customer
24 Jan 2026 00:00

It seems okay to me.

Verified Buyer
P***o
28 Nov 2025 00:00

All ok

Why Buy From Us

A few reasons why buy from us:

SAFE SHOPPING

We try our best to make your shopping experience not only pleasant, seamless and hassle-free, but also secure.

FREE SHIPPING

Enjoy flexible international shipping services that currently operate in over 200 countries across the world.

FREE RETURNS

It's okay to change your mind! You can send your order back for a full refund, we've got you covered with our full Buyer protection.

NEW ARRIVALS

Brand new products are available on a regular basis.

PRICE PROMISE

We don't want you to choose between the best value and the best service. That's why we offer competitive pricing.

EXCELLENT CUSTOMER SERVICE

Knowledgeable and professional support team is always happy to help you.

EASY TRACKING

Check your order status online. As easy as that!

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