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Customer Reviews
Based on 5 reviews
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H
Great
D
Perfect , already tested , compared with some more expensive testers its produce the same result , later i will come back with a video review
J
excellent easy to use reliable.
B
I liked it very much I am satisfied with the product
J
Super tester. I compared three different testers. Similar results. I recommend
Reviews in Other Languages
Description
x🔋 Powerful, Accurate & Versatile Battery Testing
The VDIAGTOOL BT300 is a professional-grade battery tester designed for 6V and 12V systems. It supports a wide CCA range (5–3000 CCA), allowing precise diagnostics across a wide variety of battery types including Flooded, AGM, GEL, and SLA – from cars and motorcycles to boats, trucks, and even golf carts.
⚡ Real-Time Waveform Display
Quickly visualize your battery’s real-time voltage performance through a clear waveform graph on the 2.8” TFT HD display. With just one button, see how your battery behaves under load and monitor output changes instantly.
🚗 Cranking & Charging System Analysis
Beyond just a battery test, the BT300 also evaluates your vehicle's starter (cranking test) and alternator (charging test). Prevent undercharging, overcharging, or weak starts with accurate, actionable insights.
🟡 Intuitive Visual Feedback with LED Indicators
Green = Good. Yellow = Normal. Red = Poor.
No guesswork needed — the BT300 features visual LED indicators that provide quick, easy-to-understand battery condition assessments, ideal for beginners and pros alike.
📈 Reliable & Fast Results – Over 99.5% Accuracy
Get accurate readings in seconds. With 99.5%+ accuracy, results are stored in memory and can be reviewed on-screen. Want a hard copy? Simply connect to your PC and print.
🔌 Plug & Play Simplicity
No app. No calibration. Just connect and go. The BT300’s ergonomic design includes a single-button control and language support in 12 options for seamless use worldwide.
📞 Warranty & Support You Can Count On
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✅ 3-Year Manufacturer Warranty
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✅ Lifetime Free Updates
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✅ 24/7 Customer Support
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✅ 60-Day No-Questions-Asked Return or Full Refund
For any inquiries, please reach out to us at 📥 sales87@acartool.com
Shipping & Return
xShipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
Orders are processed within 24 hours on business days after payment is confirmed.
Shipping warehouses: We have warehouses in the U.S., Canada, U.K., France, Brazil, and other countries. We will ship from the warehouse closest to your delivery address based on stock availability.
Estimated delivery time:
Local warehouse: 1–3 business days
Overseas warehouse: 3–10 business days
Note: Delivery times may be delayed during peak seasons or large promotions.
Returns & Exchanges
You may request a return/exchange within 30 days of delivery. We recommend keeping the shipping box and product packaging until you confirm you will keep the item.
We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
For return/exchange due to personal reasons, the buyer is responsible for return shipping fees.
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
👉 For full details, see our Shipping Policy , Returns & Exchanges at the bottom of the page.
💬 Feel free to contact us anytime if you have questions. We are committed to timely and smooth communication with our customers — your satisfaction is our top priority.
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