FOXWELL BT780 Car Battery Tester 6V 12V 24V Car Battery Load Tester with Printer 100-2000CCA Digital Battery Analyzer for Car Heavy Duty Truck Marine SUV Boat RV

FOXWELL BT780 Car Battery Tester 6V 12V 24V Car Battery Load Tester with Printer 100-2000CCA Digital Battery Analyzer for Car Heavy Duty Truck Marine SUV Boat RV

Q: How you adjust the time and date?

Good day, Sorry for the late reply because Chinese New Year holiday. Here is the video, please note to hold left key, down key and the menu key to change the date. Anything else we could help, please contact us via Amazon messages. Stay healthy. Mesue

Q: Does this bt780 battery tester need the voltage higher than 9V to run the printer?

No it has a 9 volt battery in it as well so as long as that battery is good the voltage of the cars battery doesn’t matter

Q: How to update the software of this BT780 battery tester?

Hello Dear, Thanks for your inquiry. Here are the steps about how to update this BT780 battery tester: 1. Power on the battery tester and find FORMAT CARD on the main menu. 2. Remove TF card from the tester and connect it to computer via card reader in the case. 3. Download BT780_Firmware_V... from Foxwell website(old and new are all allowed). 4. Put TF card back to the analyzer, and select FIRWARE UPDATE from the Main menu. 5. Input 1234 and click Enter button. After the tester restart automatically, the software is updated successfully. If you have any other questions, pls feel free to contact us directly below. Best wishes, OBDZON amazonsupport@foxwelltech.com

Q: Is there U.S. based support?

Hi Wayne C., thanks for your inquiry. Yes, usually Foxwell BT780 car battery tester supports U.S. Any other questions, please feel free to contact us for further assistance. :) May you and your family safe and healthy! OBDZON Link to contact us: https://amzn.to/3poRTiH Email: amazonsupport@foxwelltech.com

Product ID: 740198455

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Details

Brand
Foxwell
Power Source
Battery
Style
foxwell
Color
foxwell tester
Item Weight
454 g

⚡100-2000CCA battery range, 99.9% accuracy

🔋6V/12V/24V multi-voltage support

🖨️Built-in thermal printer, no extra cost

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Description

🔧 Diagnose Like a Pro, Print Like a Boss!

ERGONOMIC RUGGED - Anti-slip silicone case and 6.6ft cable for comfortable, independent testing anywhere.
GLOBAL TECH SUPPORT - Backed by FOXWELL’s 13 years of innovation and multilingual interface for worldwide usability.
INSTANT PRINT REPORTS - One-click thermal printing saves time and money—professional diagnostics on the spot.
PRO LEVEL DIAGNOSTICS - Accurate CCA, cranking voltage, and charging system tests in just 3 seconds—no guesswork.
ALL IN ONE BATTERY MASTER - Test 6V, 12V, and 24V batteries including AGM, gel, and EFB types with unmatched precision.

The FOXWELL BT780 is a professional-grade car battery tester supporting 6V, 12V, and 24V batteries with a wide 100-2000CCA range. Featuring a built-in thermal printer, it delivers instant, clear test reports without extra cost. Designed for accuracy and ease, it tests multiple battery types and charging systems in just seconds, with a rugged, ergonomic design perfect for mechanics and enthusiasts alike. Supported by FOXWELL’s global network and 13 years of expertise, it’s the ultimate tool for reliable battery diagnostics.

Specifications

Manufacturer	foxwell
Part number	foxwell bt780
Item Weight	454 g
Package Dimensions	36.91 x 27.41 x 8.61 cm; 453.59 g
Size	foxwell 12v/24v battery analyzer BT780
Color	foxwell battery tester
Style	foxwell 12V/24v Battery Analyzer
Power source type	Battery Powered
Voltage	12 Volts
Measurement Accuracy	0.5"
Special Features	1.Interchangeable test line, <br>10.Advanced Starter/Alternator Test, <br>11. Quick starter analysis without disabling ignition, <br>12. Multilingual Menu and Test Results - Chinese, Dutch, English, French, German, Hungarian, Japanese, Korean, Polish, Portuguese, Russian, Spanish, <br>13. Specially developed to test start-stop AGM and EFB batteries, equipped with 0-1000A AC and DC current clamps (optional), <br>14. No light, heat, spark or discharge battery - safe for users of all levels, <br>2.Advanced conductor test technology, make the testing more convenient and accurate, <br>3. Ripple voltage test allows technicians to quickly check the alternator's output voltage, <br>4. Built-in thermal printer allows technicians to print test results anytime, anywhere, <br>5. SOC and SOH test results indication allows technicians to easily and quickly determine battery condition, <br>6. Test multiple battery types - regular flood batteries, AGM flat plates, AGM spiral and gel, startstop AGM and EFP batteries, <br>7. Test multiple evaluation systems - CCA, BCI, MCA, JIS, DIN, IEC, EN, SAE, <br>8.Shows accurate test results quickly in just 3 seconds, <br>9. Apply to 12V battery system and 12V & 24V start and charging system
Included Components	Battery tester
Batteries Included	No
Batteries Required?	No

Have a Question? See What Others Asked

How you adjust the time and date?

Does this bt780 battery tester need the voltage higher than 9V to run the printer?

How to update the software of this BT780 battery tester?

Is there U.S. based support?

Common Questions

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