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10 Best obd2 scanner battery tester bluetooths of 2025
Upgraded of FOXWELL NT301, More Features - FOXWELL’s first 2-in-1 OBDII scanner with a 12V battery tester. Combines check engine light codes function with battery health, starter, and charging system tests—letting you diagnose both engine and battery issues in one go. Warm Tip: Connect the battery clamp cable to the diagnostic cable before running battery tests.
Full Battery Health Check - Beyond battery voltage, this 12v battery tester takes full battery insight. It quickly identifies issues with the battery, starting, and charging systems in seconds. This car battery tester provides crucial insights into accurately measures SOH (State of Health), starter condition, cranking voltage, cranking time, CCA (Cold Cranking Amps), SOC (State of Charge), output voltage of charging system, helping you avoid roadside breakdowns and costly repairs
Check Engine Code Reader - Capabling of full OBDII functions, this car diagnostic scanner can read Diagnostic Trouble Codes (DTC), Check Engine Light (CEL), clear error codes, show live sensor data with graph(engine RPM, coolant temperature, fuel trim, and sensor readings), freeze frame data, on-board monitoring tests, component test, and retrieve ECU info. Know car conditions before annual inspection
PROFESSIONAL & CONVENIENT BATTERY TESTER: Check engine code reader can check the real-time battery voltage, then refer to the voltage parameters in the system to compare. Finally display the test result in the form of text & graphic. Via the prompt of the interface and the changes in real-time voltage graphics, you can better know the battery health status or expected remaining life. The most surprising thing is that it is very convenient to check the battery in the cold winter without opening the cold hood
2025 UPGRADE 2-IN-1 OBD2 SCANNER: ANCEL AD530 obd2 scanner diagnostic tool is upgraded from AD310 in the actual fault detection of 300,000 cars. It can not only check the engine failure, and provide maintenance suggestions, but also a professional battery tester, which can check the health of the car battery. It is a real two-in-one code reader that has been tested by the market. Owning AD530 is equivalent to owning AD310 and a professional car battery tester at the same time
10 FULL OBD2 FUNCTIONS: ANCEL AD530 car diagnostic scanner supports turns off Malfunction Indicator Lamp (MIL), reads/clears fault codes and resets monitor, graphs live data stream, displays freeze frame data, tests O2 sensor, EVAP System Test, I/M readiness status (emissions), tests advanced on-board monitoring, and retrieves vehicle information (VIN). In addition, this obd scanner is equipped with the latest industrial chip, which makes the scanning speed 2X faster than other vehicle code readers
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【Complete OBDII Mode Scanner】 Automotive Diagnostic Scanner: Battery voltage testing/curve analysis, read/clear codes, turn off MIL. Freeze frame/I/M readiness data, VIN retrieval. Real-time data stream, O2 sensor tests, EVAP/Mode 08 diagnostics
【Bluetooth & Exclusive App】YM529 Car Diagnostic Scanner is 2 in 1 OBD. Wired & Bluetooth. Compatible with iOS / Android plug & play. Exclusive app for diagnostics, including battery health (voltage/charging/startup). APP Use & Regular Updates
【2.8 inch Full-View HD Display】OBD II scanner: 2.8" full-angle HD IPS screen, auto-brightness. 3D-cut 4H scratch-resistant glass ensures clarity in harsh environments. Light sensitivity or manual adjustment of brightness
【UNDERSTAND YOUR CAR'S CHECK ENGINE LIGHT – Pass Emissions the First Time】When your check engine light turns on, it signals potential issues, including those affecting emissions. With ANCEL BD310 diagnostics, you don't just see the code, you learn what they really mean, and access DIY solutions with the built-in Google search button,no scrambling across the internet trying to get the verbage correct for your particular search. Check your vehicle's emissions at home before going for the vehicle annual inspection. Quick diagnostics and tailored repair suggestions help you get back on the road and pass emissions with ease
【FULL OBDII DIAGNOSTICS – Get Pro-Level Results at Home】The ANCEL BD310 is not just a basic code reader—it’s a complete diagnostic tool. It reads and clears fault codes, turns off check engine lights, and performs advanced diagnostics like O2 sensor tests, EVAP system checks, and I/M readiness. With the ability to generate detailed reports and freeze-frame data, you can troubleshoot with the accuracy and precision of a professional mechanic, saving time and money on unnecessary repairs
【BEST CHOICE FOR HOME USE – No Hidden Fees, 100% Secure APP, Lifetime Updates】 Say goodbye to expensive mechanic visits and hello to DIY diagnostics. The ANCEL BD310 is ideal for home mechanics and car enthusiasts who want advanced features without the high cost. Featuring a 3-in-1 design with wired, Bluetooth, and HUD modes, it allows wireless connection to your smartphone or projects vital car data onto your windshield. With lifetime free updates, you’re always up to date, keeping your vehicle running smoothly
【Professional 6/12V Car Battery Analyzer】AD410Pro auto battery tester can display a series of battery conditions, like SOH (State of Health), SOC (State of Charge), Voltage,Current, Rating and analysis results. This car diagnostic tool works on all 6/12 Volt batteries with 100 to 2000 CCA, such as regular flooded, AGM flat plate, AGM spiral, GEL, and deep cycle batteries for vehicles, cars, motorcycles, trucks, RVs, ATVs, SUVs, boats, yachts, mowers and even golf carts. It can help you know battery status in advance to prevent possible battery failures.
【Full-Featured OBD2 Code Reader】Uncertain about what's wrong with your car? Concerned about overcharges at the repair shop? The AD410 Pro car code reader accesses the engine in just 30 seconds to read and clear codes, access freeze frame data, data streams, perform DTC lookups, O2 sensor tests, onboard monitor tests, EVAP tests, component tests, and more. Take full control of your vehicle's condition with ease!
【2 IN 1 OBD2 Scanner & Battery Tester】Most OBD2 scanners on the market offer limited functionality, but the AD410 Pro OBD2 scanner is a significant upgrade from the AD310 and AD410 models. It's not just a basic vehicle code reader; it's also a professional 6V/12V battery tester capable of testing lead-acid batteries with a CCA range of 100 to 2000. It performs comprehensive battery, charging, and starting tests, making it an exceptionally cost-effective diagnostic tool.
【Your Automotive Diagnostic Expert】The YM319 Automotive Scanner Diagnostic Tool effortlessly reads and clears automotive DTC (Diagnostic Trouble Codes), displays battery voltage status, evaluates automotive battery life, and offers real-time vehicle data stream functionality to read real-time data and retrieve the vehicle's VIN. It monitors engine RPM and coolant temperature parameters in real-time, displays real-time vehicle data curves, supports O2 sensor testing, turns off the CEL (Check Engine Light) or MIL, resets monitors, and more.
【Complete OBDII Mode Scanner for Vehicles】As a professional automotive scanner, the YM319 possesses all the OBD2 functions you need. It can read and clear codes, turn off the engine light or MIL, view freeze frame data, read I/M readiness status, retrieve the vehicle VIN, perform battery voltage tests, battery life assessment, display real-time data stream curves, feature built-in 50000 DTCs, conduct O2 sensor tests, monitor vehicle systems in on-board mode, and execute Mode 06 EVAP system tests and Mode 08 on-board test component tests. All you have to do is connect it to your vehicle's OBDII port, and you can diagnose automotive issues within seconds.
【Accurate engine diagnosis】 Identify factors affecting the engine by viewing real-time data such as ETC, MAP, and RPM. This car code reader is equipped with a built-in library of 50000 DTCs fault codes, which can provide real-time code definitions and clues for your reference, starting car troubleshooting in the correct direction and effectively repairing the car. This scanner for car comes with voltage test feature to check real-time battery voltage and no more voltage too low to start the car again.
【VARIOUS FREE AND PAID APPS AVAILABLE】： Compatible various Apps on Google Play. FREE APP " inCarDoc or DashCommand or Car Scanner"for iOS; "Torque " & DashCommand" APP for Android. Most of APP are free, some are paid, but you can choose APP according to your requirements.
【SMART DIAGNOSIS】：The obd2 Bluetooth scanner can read and delete error codes, display current sensor data, read diagnostic trouble codes for check engine lights, etc.
【MONITOR & ANALYZER：TOP Quality Bluetooth OBD2 Scanner, Read engine diagnostic trouble codes fast, reset check engine light(CEL), check if your vehicle is ready for SMOG inspection, turn off the MIL, and show Live sensor data directly on your Phone, save money by fixing car problems by yourself quickly and exactly.
【Turn Off the Check Engine Light】Check engine light suddenly on? Don’t waste time guessing where the problem lies. ANCEL BD200 Bluetooth obd2 Scanner can quickly read and diagnose cause of engine system faults and easily help you clear trouble codes. Fully functional with BAT Check, I/M Readiness, EVAP System Test, Diagnosis Report, Vehicle Information, Live Data Stream, 02 Sensors Test, and On-Board Monitoring Test. View Freeze Frame, Flashlight Switch, DTC LookUp and more
【Enhanced Safety for Every Journey】In addition to all the features of the universal Bluetooth OBDII scanners, we’ve introduced for the first time performance diagnostics (vehicle acceleration, braking distance, real-time PID charts for RPM, VSS, ECT, MAF, etc.) and trip analytics that log detailed trip data, including coolant temperature, speed fluctuations, RPM, and mileage. These include intelligent voice alerts for critical conditions, such as excessive speed, high coolant temperature, or prolonged driving, which proactively enhance driving safety. Ideal for long-haul journeys and novice drivers alike
【Avoid Costly Repairs & Easy to Use】Say goodbye to overpriced mechanic bills! The BD200 gives pro-level diagnostics to help you identify and solve problems before leading to costly repairs. Step-by-step video tutorials in the ANCEL app help beginners tackle repairs like pros. 3 simple steps: plug into obd-ii port, connect to the ancel app, read & clear fault codes. Easy repair work even if you are a beginner.
【POWEFUL CHECK ENGINE LIGHT DIAGNOSTICS】AUTOPHIX 3210 can read and diagnose your check engine light, understand the severity of the issue, and clear fault codes in a blink of an eye. More functions compared to other simple scanners like I/M Readiness, Battery Health Check, Freeze frame, O2 sensor test, On-Board Monitoring, Evap system test, Performance Test, Data Stream, Diagnostic reports, Handy google search button, Built-in OBD II Fault code look-up library.
【EXCELLENT PERFORMANCE TEST】3210 OBD2 Bluetooth code reader supports various performance tests, accurate reading of car acceleration, distance, braking, PID chart with RPM, VSS, VPWR, ECT, MAF, etc and trip monitoring, including real-time analyze speed change, coolant temperature, average speed, RPM, number of rapid braking/ hypervelocity, start/ idle time, etc. The built-in warning Settings (Speed/ water temperature/ Driver Fatigue Alarm) remind the driver to ensure driving safety.
【PROFESSIONAL BATTERY TEST】AUTOPHIX 3210 support gather real-time battery voltage, analyze information automatically in no time, and display results in a graph, instead of a direct result on the phone screen that an ordinary code reader, which will ensure that you can access and analyze the accurate live data and determine the battery's health status or expected remaining life. So it is in great condition when you need it the most on a freezing winter day without opening the bonnet.
DO MORE – With extensive third-party OBD Apps available on App Store and Google Play (requires separate downloading or purchase), you can get advanced features like enhanced diagnostics and manufacturer-specific PIDs on selected vehicles, examine the battery in hybrid & electric vehicles, customize selected vehicles, etc. Please refer to user instructions for detailed information. Note: incompatible with pre-2008 models or G series when used with BimmerCode.
DEVICE COMPATIBILITY - updated model with support for more AT commands, optimized firmware and reduced power consumption. Compatible with iOS via Bluetooth LE (do NOT connect in iOS Bluetooth Settings; please connect directly in the OBD App) & Android devices via Classic Bluetooth (requires Bluetooth pairing; head units may not be compatible). For detailed iOS connection and Android pairing guide, please refer to the product images or user instructions.
CHECK ENGINE LIGHT DIAGNOSTICS (generic OBD II functions) - Read & erase engine diagnostic trouble codes, view freeze frame data, I/M readiness and real-time sensor readings (for example O2 Readings, Engine coolant/ oil temperature, Mass air flow rate, Fuel rail pressure, Mass air flow rate, Fuel Trim, throttle position, etc.) using your phone or tablet via an OBD2 App like Car Scanner ELM OBD2.
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