Feature 1OBD2 Standard Protocol: For ELM327 is a wireless scanning tool that supports all OBDII protocols. Nine protocols supporting OBD II or EOBD standard. 2Diagnostic Tool: The OBD2 scan tool can quickly read the fault diagnosis code, clear the fault code, and you can diagnose the car condition at home. 3Multifunctional: Reads engine rpm, intake manifold pressure, oxygen detection voltage related to short term fuel conditions, etc. 4Wide Power Supply Range: OBD2 scanner 936V power supply, with reliable overcurrent and overvoltage protection, safe and reliable use. 5Clear Display: The digital tube displays the voltage and current to improve the user experience. The standby low power consumption mode ensures the safe use of the car battery.Item Type:OBD2ScannerMaterial: ABSMain Function:1. Read the error diagnostic code2. Clear the fault code3. Engine revolutions per minute (RPM)4. Intake manifold pressure5. Oxygen detection voltage related to short term fuel state6. Fuel system status7. Intake manifold pressure .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x OBD2Scanner1 x Manual