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  • ELM327 Automotive Code Reader Diagnostic Tool OBD Scanner Is Small and Easy to Manage by APP
  • ELM327 Automotive Code Reader Diagnostic Tool OBD Scanner Is Small and Easy to Manage by APP
  • ELM327 Automotive Code Reader Diagnostic Tool OBD Scanner Is Small and Easy to Manage by APP
  • ELM327 Automotive Code Reader Diagnostic Tool OBD Scanner Is Small and Easy to Manage by APP
  • ELM327 Automotive Code Reader Diagnostic Tool OBD Scanner Is Small and Easy to Manage by APP
  • ELM327 Automotive Code Reader Diagnostic Tool OBD Scanner Is Small and Easy to Manage by APP
ELM327 Automotive Code Reader Diagnostic Tool OBD Scanner Is Small and Easy to Manage by APP

ELM327 Automotive Code Reader Diagnostic Tool OBD Scanner Is Small and Easy to Manage by APP

  • 500 - 1999 Sets
    $7
  • 2000 - 9999 Sets
    $6
  • >= 10000 Sets
    $5.50
View product details

ELM327 Automotive Code Reader Diagnostic Tool OBD Scanner Is Small and Easy to Manage by APP

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • OBDII Diagnostic Interface: Connects to vehicles' onboard diagnostic systems (OBDII) to retrieve real-time data and error codes for troubleshooting engine performance, emissions, and other vehicle systems.
  • Bluetooth-enabled APP Control: Allows users to monitor diagnostics, clear codes, and analyze fuel efficiency via a smartphone or tablet app compatible with iOS and Android.

Key features

  • 1. Durable Plastic Construction for Portability

    • With a lightweight plastic body, you can effortlessly carry the roadi ELM327 OBDII Interface for on-the-go vehicle diagnostics. Its compact design is ~30% smaller than standard OBD scanners*, making it ideal for storage and travel.

  • 2. Bluetooth-Enabled App Control with Multi-Platform Compatibility

    • With built-in Bluetooth connectivity, you can access real-time diagnostics via a smartphone or tablet app. Compatible with iOS and Android, it offers multi-program presets for quick issue scanning and fuel efficiency monitoring—eliminating the need for complex manual setups.

  • 3. Wide Voltage Range for Universal Vehicle Compatibility

    • With a 6V–30V power input range, you can use this scanner across nearly all vehicles since 1996. This broader compatibility outperforms models limited to narrower voltage ranges*, ensuring reliability for diverse automotive systems.

  • 4. Dual-Use Scenario Flexibility

    • With OBDII compliance and app-based simplicity, you can diagnose minor issues at home or perform professional-grade checks in workshops. Its continuous operation capability supports commercial use, while the intuitive interface streamlines home troubleshooting.

  • 5. OBDII Standard Compliance for Trustworthy Performance

    • With adherence to OBDII standards, you can trust accurate readings and compliance with global automotive regulations. This ensures seamless integration with diagnostic software and official repair protocols.

Product details

ELM327 Automotive Code Reader Diagnostic Tool OBD Scanner Is Small and Easy to Manage by APP

The roadi ELM327 OBDII Interface is a compact, Bluetooth-enabled diagnostic tool designed for seamless vehicle diagnostics and monitoring. Built with durable plastic housing, it supports 6V–30V power input and integrates with iOS/Android apps for real-time data access. Ideal for drivers, mechanics, and fleet managers, it simplifies troubleshooting, emissions testing, and performance analysis via its OBDII compatibility.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialDurable plastic housingWithstands frequent use in automotive settings
Bluetooth VersionBluetooth 4.0Secure, low-energy wireless connectivity
Voltage Range6V–30VUniversal compatibility with all OBDII vehicles
Diagnostic ScopeRead/clear OBD codes, monitor sensorsTroubleshooting engine issues, emissions checks
App CompatibilityiOS/Android mobile platformsRemote diagnostics via smartphone/tablet apps

Customization guide

Adjustable parameters include:

  • Firmware Updates: Upgrade via app for expanded diagnostic protocols (e.g., ISO 15765).
  • Custom Alert Thresholds: Set real-time sensor alerts (e.g., oil pressure, temperature) to match specific vehicle needs.

Get inspired

With Bluetooth 4.0, you can access real-time engine diagnostics on your smartphone. Its compact design ensures easy storage and on-the-go use, while its wide voltage range guarantees compatibility with all modern vehicles.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Bluetooth Version4.05.0 (+20% faster)5.2 (+30% faster)*
Diagnostic RangeBasic OBD codesExpanded codes + sensorsFull protocol support
CompatibilityiOS/Android+Windows+Cloud Integration
Data LoggingBasic100+ parametersUnlimited storage

Supplier's note

  1. Technical Breakthroughs:

    • The Pro’s Bluetooth 5.2 enables 30% faster data transfer than industry standards, reducing diagnostic wait times.
    • Advanced Model’s expanded sensor monitoring (e.g., fuel efficiency, emissions) meets commercial fleet management needs.
    • Pro’s cloud integration allows remote diagnostics, ideal for multi-vehicle operations.

  2. Version Selection Guide:

    • Base Model: Perfect for casual drivers needing basic code reading and occasional troubleshooting.
    • Advanced Model: Recommended for mechanics requiring sensor-level diagnostics and Windows compatibility.
    • Pro Model: Best for professional technicians and fleet managers needing cloud sync and ultra-fast data processing.

*Compared to traditional Bluetooth 4.0 devices.

Frequently asked questions

  • Which OBDII scanner is best for car owners without technical skills?

  • How do I clean the roadi ELM327 OBDII Interface safely?

  • Can the roadi ELM327 work with third-party diagnostic apps?

  • Is the roadi ELM327 compatible with all OBDII vehicles?

  • Does the scanner support Bluetooth 5.0 for faster data transfer?

  • Is the roadi ELM327 suitable for both gasoline and diesel vehicles?

  • Can I use the roadi ELM327 without any prior experience?

  • Is the roadi ELM327 portable for on-the-go diagnostics?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
ConnectivityMobile diagnostics on the goIndustry Standard: USB wired connection; Our Base: Bluetooth 4.0; Our Advanced: Bluetooth 5.0 ▲ (2x speed, 120m range)Wireless convenience; eliminates tangled cables.Requires app installation (all versions); Bluetooth 4.0 may lag in real-time data.
Voltage CompatibilityMulti-vehicle use (cars, motorcycles)Industry Standard: 12V only; Our Base: 6V–24V; Our Advanced: 6V–30V ▲ (covers motorcycles to trucks)Works in diverse vehicles (e.g., motorcycles, RVs).Base version excludes high-voltage EVs.
Diagnostic ScopeAdvanced troubleshootingIndustry Standard: Basic error code reading; Our Base: Real-time sensor data; Our Advanced: Live data logging ▲ (ISO 15031-6)Identifies complex issues (e.g., emission system faults).Base lacks advanced data logging for professionals.
User InterfaceSmartphone integrationIndustry Standard: Physical buttons; Our Base: iOS/Android app ▲; Our Advanced: Voice commands + app (ASTM F3283 compliance)Intuitive app-based controls; no manual button navigation.App dependency; voice commands may require stable Bluetooth.
PortabilityField service or personal useIndustry Standard: Bulkier designs; Our Base: 85g compact size; Our Advanced: 68g ultra-compact ▲ (fits keychain)Easy to carry; reduces storage space.Advanced version may lack durability for heavy industrial use.
DurabilityHarsh environmental useIndustry Standard: Unrated plastic; Our Base: IP54 dust/water resistance; Our Advanced: IP67 ▲ (submersion-proof up to 1m)Survives outdoor or workshop conditions.Base version may degrade in extreme humidity.

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