FOXWELL NT301 Plus

FOXWELL NT301 Plus Plus 2-in-1 OBD2 Scanner & Battery Tester

2-in-1 OBD2 code reader and 12V battery tester. Read engine codes, check battery health, and run smog readiness tests from one device.

4.5
Price on Amazon$215.98

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.

About the read code funtion needs to be in the ignition on state and if the check engine light is on. If the vehicle is compatible with NT301, please select correct menu & ensure no hardware/wiring issues/obd2 interface damage for accurate results. The correct menu: Select OBDII-> Wait for seconds-> Select Read codes.

View and log live sensor data in graph form—monitor oxygen sensors, fuel trims, coolant temp, RPM, and more. Spot trends and suspicious values in real time. Compatible with most 1996+ gasoline cars, light trucks, and SUVs sold in the U.S., as well as many 2000+ European and Asian models. Also works on 12V diesel vehicles equipped with OBD2. It's a basic code reader and DOESN'T't support to scan ABS, SRS, EPB, A/C systems etc, . It also DOESN'T support ANY special functions like TMS reset/SRS Reset/ABS bleeding/automatic driving/tpms relearn/bluetooth related.

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.