FOXWELL NT301 Plus 2-in-1 OBD2 Scanner & 12V Car Battery Tester | Check Engine Code Reader, Live Data, Test Battery Health/Starter/Charging System, Diagnostic Tool for 1996+ OBDII Vehicle

About this item

• Why Buy Two Tools When the NT301 Plus Can Do Both? — Upgraded from the NT301, the NT301 Plus combines an OBD2 code reader and 12V battery tester in one tool. Quick pre-drive checks engine codes, battery health, and starting or charging system issues before unexpected issues affect your drive. With a 36% larger 2.8” color display (vs. 2.4”), it delivers clearer results every time. Ideal for DIYers, car owners, home mechanics, used car inspection and anyone who wants to diagnose car issues with confidence before making a costly shop visit. A 2-in-1 diagnostic tool that’s pays for itself after just one use
• Check Battery Health Before It Interrupts Your Day — Reduce no-start situations on the road and don’t wait until your car won’t start. This car battery tester provides a professional-grade battery health, starting power or charging system check. Test your battery before daily commuting, road trips, after a jump-start, new battery keeps dying or vehicle sitting for weeks. Know whether to recharge, replace, or keep using your battery to avoid unnecessary battery replacement. Fully works with 12V lead-acid batteries: Flooded, AGM (flat/spiral), EFB, and GEL. Tips: Connect the battery cable firmly to the OBDII diagnostic cable to start battery check
• Check Engine Light on? Fix it Yourself — Plug it in and it quickly displays the cause of your check engine light. This user-friendly code reader for cars and trucks comes with a built-in DTC Lookup library that explains each code in plain English. It tells you what's wrong and whether you can fix it yourself or not. Access live data like RPM, coolant temp, and fuel trim to pinpoint the problem. Saved money from taking it to the shop and spending over hundreds to figure out the reason. Pro Tip: You should fix the car issue before clearing the codes
• Pass Your S-M-O-G Check & Find EVAP Leaks — One press starts the I/M readiness test with this car scanner diagnostic tool to check state emissions readiness, drive cycle verification and see if your car is inspection-ready. The built-in LEDs and optional beeping, instantly give you pass/fail status. Plus, this car scanner also allow you to run an EVAP system test to detect if fuel system leaks — whether it's just a loose gas cap or a cracked hose
• Live Data + Record & Playback for Deeper Insight — This car diagnostics scanner monitors real-time engine parameters to catch intermittent issues: RPM, sensor outputs, fuel trim, and more. The obd scanner supports data recording, playback, and PC printing of diagnostic reports—ideal for professional repairs faster and easier
• Broad Compatibility with No Subscription, No APP — This engine code reader works with 1996+ U.S. vehicles, 2001+ European models, and 2005+ Asian cars via the standard 16-pin OBDII port, like Cars, Pickups, Motorcycles, ATVs & More OBD2 diagnostics. While it covers most makes/models, please note that it NOT fit for PRE-1996 vehicles or Fiat/ALFA/Lancia, or some models of the French PEUGEOT, Citroen, South Korea Ssangyong, Russia Lada, VAZ, UAZ, GAZ. Special protocols may need an extra connector cable, please confirm before purchase
• Improtant Notes: FOXWELL NT301 Plus is an odb2 scanner for engine & 12V battery diagnostics only. It does not support ABS, SRS, transmission, key programming, oil reset, or battery registration. Not compatible with tire sensors or airbag codes. Works with 12 V batteries only, no load test, and no built-in battery. Fix car issues before clearing codes. Windows-only updates (not Mac/iOS)

Overview

• Brand: FOXWELL
• Power Source: Corded Electric
• Product Dimensions: 3.7"L x 1.6"W x 5.71"H
• Operating System: Plug and Play; Only support update with Windows system, not support MAC/IOS; 12V Battery Test Only
• Screen Size: 2.8 inches