NEXPEAK NSCAN Bluetooth 5.2 OBD2 Scanner Diagnostic Adapter Scan Tool OBD OBDII Code Reader For iOS Android Diagnosis Vehicle Health One-click fast automatic test, faster and more convenient to find and clear errors. All Car Full OBD2 Functions Mode 1:Read live data streamMode 2:Read freeze frame dataMode 3:Read DTCs(diagnostic trouble codes)Mode 4:Clear dtcsMode 5:Oxygen sensor monitoringMode 6:System monitoringMode 7:Read pending DTCsMode 8:Control operation of on-board systemMode 9:Read vehicle informationMode 10:Request emissions-related diagnostic trouble codes with permanent status after a clear/reset emission-related diagnostic information. Compatible with a Variety of APPs (Own Software + Third-party Software) Compatible with 6 apps: more are being added all the time, some may need to be purchased separately, depending on the app developer.NSCAN OBD2 scanner is compatible with NSCAN, Car Scanner, Auto Doctor, Torque, Dash command, OBD Jscan for diagnosis. Battery Test Vehicle battery voltage inspection is conducive to finding problems in time and ensuring driving safety.1. Start Test2. Charging Test3. Battery Voltage Detection4. Waveform Display Provides More Real-time Data Analysis Support 98% Vehicle Compatibility