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

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

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

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

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FOXWELL Car Battery Powered Load Tester for 6V 12V 24V Cranking and Charging Start-Stop System Test Tool BT780 Auto Batteries Analyzer with Built-in Thermal Printer & Carrying Case (Black)

FOXWELL Car Battery Powered Load Tester for 6V 12V 24V Cranking and Charging Start-Stop System Test Tool BT780 Auto Batteries Analyzer with Built-in Thermal Printer & Carrying Case (Black)

Product ID: 407402175

Details

Brand
FOXWELL
Colour
Black
Item Weight
1 Pounds
Power Source
Battery
Style
Regular

📊Multi-user traceable diagnostic reports

🔋6V/12V/24V multi-voltage testing

🖨️Built-in jam-free thermal printer

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Description

🔧 Diagnose Like a Pro, Print Like a Boss!

MULTI USER TRACEABLE DATA - Supports up to 4 user profiles with customizable headers and data playback for seamless workflow.
INSTANT PROFESSIONAL REPORTS - Integrated thermal printer delivers fast, jam-free printouts—no apps or subscriptions needed.
RUGGED READY FOR DAILY USE - Heavy-duty clamps, reinforced cables, large LCD, and protective case built for demanding professional environments.
99 9 ACCURATE CONDUCTANCE TESTING - Built-in power supply ensures interference-free, reliable results even on weak batteries.
FLAGSHIP MULTI VOLTAGE DIAGNOSTICS - Test 6V, 12V, and 24V batteries with precision—covering 100-2000 CCA for all vehicle types.

The FOXWELL BT780 is a professional-grade car battery and system tester designed for 6V, 12V, and 24V batteries, including start-stop systems. Featuring advanced conductance technology with 99.9% accuracy, a built-in power supply, and a jam-free thermal printer, it delivers fast, reliable diagnostics and instant printed reports. Multi-user support and rugged construction make it ideal for technicians, dealerships, and fleet professionals seeking efficiency, traceability, and durability in one versatile tool.

Specifications

ASIN	B07XFHGZ3N
Best Sellers Rank	#271,391 in Car & Motorbike ( See Top 100 in Car & Motorbike ) #520 in Car Batteries & Accessories #1,195 in Battery Tools #1,667 in Diagnostic, Test & Measuring Tools
Brand Name	FOXWELL
Colour	Black
Country of Origin	China
Customer Reviews	4.4 4.4 out of 5 stars (133)
Included Components	battery tester
Item Weight	1 Pounds
Manufacturer	foxwell
Measurement Type	Battery Tester
Minimum Operating Voltage	6 Volts
Model Number	Foxwell BT780 Digital Battery Analyzer
Number of Items	1
Part Number	foxwell bt780
Power Source Type	Battery Powered
Specification Met	CE
Style Name	Regular
UPC	712321445025
Upper Temperature Rating	60 Degrees Celsius

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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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B/.922

Duties & taxes included

In stock

Sold byAmazon PanamaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Panama.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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