FOXWELL BT705

FOXWELL BT705 Bidirectional OBD2 Scan Tool — Full System Diagnostics

Advanced bidirectional OBD2 scan tool with active tests, service resets, and full-system diagnostics. No subscription required.

4.5
Price on Amazon$577.98

Amazon price checked Jun 14, 2026

Overview

Enhanced of BT705, Now Easier to Use! - With a 30% increase in running performance thanks to brand new upgraded software. The upgraded UI design features a colorful digital screen for enhanced readability. FOXWELL's exclusive high-end chip design ensures fast, accurate results within seconds, reducing downtime and making it perfect for both professionals and DIY enthusiasts. Moreover, with a cable spanning nearly 5.9ft, you can easily conduct tests in and out of the vehicle without assistance.

Vehicle Compatibility

A Must Have 2 in 1 Auto Battery Tester - Ensure your battery's health before it lets you down. Perfect for automotive repair shops, battery manufacturers/dealers, fleet management, vehicle owners, DIY enthusiasts, and more. Compatible with 12V and 24V vehicles including RVs, SUVs, ATVs, electric mowers, tractors, boats, motorcycles, agricultural and construction machinery, buses, and heavy-duty truck trailers.

The NT809BT provides mechanics and DIYers with 30+ specialized functions including ABS Bleeding, Oil Reset, EPB Reset, SAS Calibration, Throttle Matching, Injector Coding, DPF Regeneration, TPMS Reset, Window-Door Calibration, Transmission Adaptation, Suspension Reset, Battery Registration, and more. Perform professional-level maintenance and resets easily, saving over $1000/year in repair costs. Compatible with 1996+ OBD vehicles worldwide.

Works with ALL 1996 and newer OBD2 vehicles worldwide. The AutoVIN feature instantly identifies your car's make, model, and year—no manual input needed. Supports mainstream protocols including CAN FD, CAN, KWP, and DoIP for reliable diagnostics across most brands. Compatible with vehicles like Benz, BMW, Honda, Ford, Toyota, and many more.

Why Choose This Tool

Main Features of BT705 Plus You Should Know - The FOXWELL BT705 Plus battery tester provides comprehensive test for 12V 24V batteries ranging from 100-2000 CCA. It supports regular flooded, AGM flat plate/spiral, and GEL batteries. This battery checker tester accurately measures battery state(SOH), starter state, cranking voltage & time, CCA, charge state(SOC), alternator output, and no-load/loaded voltage. Effectively assessing the condition of the battery, cranking, and charging systems.

Easy-to-Understand Digital Display - Featuring a newly upgraded colorful LCD screen, our car battery tester provides clear, easy-to-read, and intuitive test results in any lighting condition. Unlike traditional testers, this digital battery tester enables you to make informed decisions about battery maintenance and replacement with ease. Its user-friendly design ensures that even those with minimal technical expertise can confidently interpret the results.