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BT900 Car Battery Tester 6V 12V Load Tester, 5-3000 CCA Automotive Alternator Tester Digital Auto Battery Analyzer Charging Cranking System Tester for Car Truck Motorcycle ATV SUV Boat Yacht

BT900 Car Battery Tester 6V 12V Load Tester, 5-3000 CCA Automotive Alternator Tester Digital Auto Battery Analyzer Charging Cranking System Tester for Car Truck Motorcycle ATV SUV Boat Yacht

$43.26 USD
$43.26 USD
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Taxes included. Shipping calculated at checkout.

About this item

  • 【6V/12V Dual-Voltage Full-Range Detection】 The BT900 supports testing 6V lead-acid batteries for motorcycles and 12V starting batteries for vehicles. It accurately reads core battery parameters such as voltage, SOH and SOC, and efficiently completes battery health test, cranking test and charging system test. It helps proactively detect hidden battery faults and prevent unexpected vehicle failures and roadside breakdowns.
  • 【High-Precision & Stable Test Data】Built with a high-precision smart chip and upgraded thickened alligator clips, this tester delivers stable, accurate and highly repeatable test results. It complies with mainstream global battery standards including CCA, BCI, CA, MCA, JIS, DIN and SAE. Calibrated based on battery label specifications and ambient temperature, it truly reflects battery health conditions and reduces unnecessary maintenance costs.
  • 【 Wide Compatibility with Multiple Battery Types & Equipment】The BT900 is compatible with flooded, AGM flat-plate, AGM spiral and gel batteries, covering a broad 5-3000 CCA testing range. It works for cars, trucks, motorcycles, SUVs, RVs, boats, lawn mowers and more, suitable for both daily DIY inspection and professional garage maintenance. Note: Not compatible with lithium batteries and 24V batteries.
  • 【Plug-and-Play & User-Friendly Operation】Powered directly by the vehicle battery, no charging or complicated setup is required for true plug-and-play use. Equipped with a 2.8-inch adjustable backlight HD screen, it delivers clear data visibility in strong light and low-light environments. It supports one-handed operation and multi-language switching, enabling quick diagnosis for both beginners and professional mechanics.
  • 【4-in-1 Safety Protection & Portable Durable Design】Built-in four-way protection against reverse polarity, short circuit, overcurrent and overvoltage completely avoids spark risks and circuit damage during testing. The reinforced drop-proof ABS housing is wear-resistant and impact-resistant, adapting to complex working environments of garages and outdoor roadside tests. Its compact size allows easy storage and portable on-the-go detection.

Overview

  • Brand: SAZDOLN
  • Power Source: Battery Powered
  • Style: Car battery tester
  • Color: Black
  • Item Weight: 9.6 ounces

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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