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Car Battery Tester, Topdiag BT300 12V Automotive Alternator Tester, 20-2000 CCA Battery Load Tester for Cranking & Charging System, Analyzer for Car/Truck/Motorcycle/Boat

Car Battery Tester, Topdiag BT300 12V Automotive Alternator Tester, 20-2000 CCA Battery Load Tester for Cranking & Charging System, Analyzer for Car/Truck/Motorcycle/Boat

$37.33 USD
$37.33 USD
Sale Sold out
Taxes included. Shipping calculated at checkout.

About this item

  • Universal 12V/24V Battery Tester:Topdiag BT300 is able to detect the faults of car starting system and charging system, perform quick test and standard test, can test all automotive starter batteries, such as ordinary lead-acid batteries, AGM flat batteries. AGM spiral batteries and gel batteries. BT300 can test most of the current battery standards, include: CCA, JIS, GB, SAE, MCA, CA, DIN, IEC, EN, BCI, etc.
  • Accurate Battery & Alternator Diagnosis: Equipped with intelligent chips,Topdiag BT300 delivers reliable results for battery health (SOH), charge status (SOC), CCA, and impedance. No more guesswork—select the correct battery type/CCA value, and get precise data in 10 seconds (note: input correct AH value for quick test, or use standard test for no manual input).
  • Start Test & Charging Test:Topdiag BT300 automotive battery tester allows to check the conditions of starting system and charging test, so you can view the current battery start test results and battery status and make sure that your car is in good running condition at all times.Support software updates via USB (download from PC)—always get the latest features for better compatibility.
  • Multiple Languages & Software Update Mode:T300 battery testers support up to 8 languages: English, Spanish, German, French, Italian, Portuguese, Polish, Chinese, etc. Topdiag BT300 also supports software update, ensure you always access to the latest features.
  • Wide Compatibility for All 12V/24V Vehicles:Topdiag BT300 auto battery tester can be widely use for all 12V/24V vehicle battery system diagnostics, including but not limited to cars, trucks, buses, diesel vehicles, motorcycles, boats, beach carts and more.
  • 1-Year Warranty & Services:Each BT300 comes with a 1-year manufacturer warranty and 30-day F-ULL r-efund/replacement guarantee. If you have any suggestions or questions about our product, please feel free to contact us and we will get back to you asap.
  • User-Friendly for Everyone - Designed for both professional mechanics and DIYers. The clear backlit LCD screen and one-button operation make testing straightforward and hassle-free.

Overview

  • Brand: TopDiag
  • Power Source: Corded Electric
  • Style: Car Battery Tester
  • Color: Black
  • Min. Operating Voltage: 12 Volts (DC)

Low stock: 10 left

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Reviews

  • ⭐⭐⭐⭐⭐

    Michael Turner — Chicago, Illinois

    GarageNest has a practical selection of tools and vehicle-care supplies. The items I ordered were easy to understand, useful for regular maintenance, and simple to organize in my garage. Everything fit naturally into the way I already take care of my vehicle.

  • ⭐⭐⭐⭐⭐

    Daniel Foster — Austin, Texas

    I found several useful garage essentials without having to search through unrelated products. The descriptions made it easier to compare the options, and the tools have been convenient for routine checks and small maintenance projects around the garage.

  • ⭐⭐⭐⭐⭐

    Lauren Mitchell — Denver, Colorado

    I like that the products feel practical without being overly complicated. I picked up a few items for cleaning, inspection, and basic vehicle care, and they have helped make my garage setup more organized and my maintenance routine easier to manage.

  • ⭐⭐⭐⭐⭐

    Jason Reed — Portland, Oregon

    The supplies I ordered fit well into my usual vehicle-care routine. They were straightforward to use, easy to store, and helpful for keeping frequently used tools and maintenance items ready whenever I need them.

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FAQ

What types of products does GarageNest sell?

GarageNest offers automotive maintenance tools, diagnostic equipment, battery accessories, lifting supplies, tire service tools, detailing products, garage organizers, work lights, and workshop safety essentials.

How much does shipping cost?

We generally charge a flat shipping fee of $6.90 per order. Any applicable shipping charge will be displayed at checkout before payment is completed.

How long does order processing take?

Orders are generally processed within 1–3 business days, Monday through Friday, excluding public holidays. Processing may take up to 5 business days during busy periods.

How long will delivery take?

Estimated delivery within the United States is 5–10 business days after processing. International delivery generally takes 10–20 business days. Delivery times are estimates and may vary.

How can I track my order?

Tracking information will be sent to the email address used during checkout when it becomes available. Tracking updates may take approximately 2–5 business days to appear after a shipping label is created.

Can I change or cancel my order?

Please contact us as soon as possible. Orders may be eligible for cancellation or modification within 12 hours only if processing or fulfillment has not started. Changes cannot be guaranteed.

What is your return policy?

Eligible unused and uninstalled products may generally be returned within 30 days of delivery. Products must include their original packaging, components, manuals, and accessories. Prior return authorization is required.

What should I do if my item arrives damaged, defective, or incorrect?

Contact us within 7 days of delivery and include your order number, a description of the issue, and clear photos of the product, packaging, and shipping label. Please keep all original materials until we provide instructions.

How do I know whether a product is compatible with my vehicle?

Review the product description, dimensions, part numbers, voltage requirements, installation details, and compatibility notes before ordering. Compatibility may vary by make, model, year, trim, engine, and previous vehicle modifications.

How can I contact GarageNest customer support?

Email us at livguevictfeit@gmail.com. Please include your order number when your question relates to a purchase. We generally respond within 1–2 business days, Monday through Friday.

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