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12V Car Battery Tester Analyzer

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Product Details


Unlock the full potential of your vehicle’s battery performance with our advanced 12V Car Battery Tester Analyzer. Designed to provide precise and comprehensive diagnostics, this tool is your go-to solution for assessing battery health, charge status, and overall performance. Its ability to read vital data such as voltage, internal resistance, cold cranking amps (CCA), and AH capacity makes it an indispensable accessory for every car owner.

Key Features

  • Wide Testing Range: 100-2000CCA, ideal for analyzing a variety of battery types.
  • Accurate Results: Measures voltage, internal resistance, CCA, and AH capacity.
  • Advanced Diagnostics: Offers detailed analysis on battery health and charge status.
  • Intelligent Display: Features a 2.4” backlit screen for easy reading and graphing results.
  • Lifetime Updates: Free updates supported by the KONNWEI BTlink app.
  • Multi-Language Support: Includes English, French, German, Dutch, Russian, Spanish, Italian, and Portuguese.
  • Supports 9 Battery Standards: Ensures compatibility with a wide range of battery types.

Product Benefits

Whether you’re a professional mechanic or a car enthusiast, our battery tester analyzer offers unparalleled benefits:

  • Efficient Diagnostics: Quickly identify battery issues with accurate, real-time data.
  • Preventive Maintenance: Assess the aging extent of your battery, allowing for timely replacements or servicing.
  • Enhanced Reliability: Rely on precise information for better decision-making regarding battery health and maintenance.
  • Easy Operation: Intuitive interface with a smart chip for rapid reading access.
  • Comprehensive Support: Backed by lifetime updates and multi-language options for global use.

When to Use

This battery tester is best used for regular maintenance checks, pre-winter assessments, or anytime you notice signs of battery weakness. It’s the perfect tool for diagnosing issues before they escalate, ensuring your vehicle remains reliable and ready to perform.

What Makes It Special?

What sets this battery tester apart is its combination of advanced technology, user-friendly design, and comprehensive diagnostics. The inclusion of a state-of-the-art STM32 main chip facilitates rapid and accurate readings, making it a standout choice for those who demand the best in automotive care.

Call to Action

Don’t wait for battery failure to leave you stranded. Take control of your vehicle’s health today with our 12V Car Battery Tester Analyzer. Shop now to enjoy peace of mind on every journey!

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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