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12V Car Battery Tester

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Product Details

Revolutionize Your Car Maintenance with the Ultimate Battery Tester

Keep your vehicle running smoothly and avoid unexpected battery failures with our state-of-the-art 12V Car Battery Tester. This compact, yet powerful device is designed to provide fast, accurate, and comprehensive analysis of your car’s battery health. Whether you’re a professional mechanic, automobile enthusiast, or a beginner, this tester makes monitoring your battery’s condition easier than ever.

Key Features That Set Us Apart

  • Fast and accurate test results in seconds, utilizing advanced conductance testing technology.
  • Comprehensive testing capabilities for 12V lead-acid batteries, including cranking, charging, and circuit analysis.
  • Supports a wide range of battery types: regular flooded, AGM flat plate, AGM spiral, GEL, and EFB, with CCA values from 100 to 2000.
  • Easy-to-read analysis results on a backlight LCD screen with smart 3 LED indicators, displaying SOH, SOC, voltage, and more.
  • Safe and user-friendly with no heat, sparks, or operational risks, featuring reverse polarity and spark-proof protection.
  • Support for multiple languages, making it accessible to a wider audience.

When to Use This Battery Tester?

The best time to use our battery tester is before embarking on long trips, during routine vehicle maintenance, or any time you notice signs of battery weakness. It’s crucial for ensuring your car’s battery is in top condition, helping you avoid unexpected breakdowns and costly repairs.

What Makes Our Product Special?

What sets our battery tester apart is its blend of accuracy, ease of use, and safety features. It’s not just a tool but a comprehensive battery health evaluator that provides you with peace of mind. With its ability to test batteries installed in or out of the vehicle, and its detailed analysis capabilities, this tester is an indispensable tool for maintaining your vehicle’s reliability and performance.

Ready to Ensure Your Vehicle’s Battery Health?

Don’t wait for your car battery to fail you at the worst possible time. Equip yourself with our reliable and efficient battery tester today. It’s the smart investment for anyone serious about vehicle maintenance and care. Whether you’re a seasoned mechanic or a car owner looking to keep your vehicle in peak condition, this battery tester is your go-to solution. Order now and take the first step towards smarter vehicle maintenance!

Shipping & Delivery


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.

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 5-20 Business days
Canada, Europe 5-20 Business days
Australia, New Zealand 5-20 Business days
Central & South America 5-25 Business days
Asia 5-20 Business days
Africa 5-25 Business days
*This doesn’t include our 1-3 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.


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.


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 1-3 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 cosmoso.shop (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of cosmoso.shop.

*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.


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.

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