Description 1 This is a multifunctional code reading card that integrates OBD general detection battery detection & printing serial port printing It provides accurate vehicle detection battery detection & printing test results Product introduction V313 A trolley code reading card product It has the following functions 1 Support nine OBD II EOBD standard protocols 2 Support OBD functions such as vehicle fault diagnosis & real time data streaming 3 With data playback functions such as viewing the saved fault code information data flow & battery detection 4 Data with emission testing 5 The data saved in the code reading card can be printed through the USB (Universal Serial Bus) serial port 6 Support USB (Universal Serial Bus) upgrade function 7 German Dutch English Spanish French Italian 8 Quickly test the cold start current internal resistance battery life & remaining power of the 12V start up lead acid battery to determine whether the battery needs to be replaced real time voltage detection battery impedance detection & how much power is left after a period of full charge SOC Battery charging current value SOH cold start current detection CCA Supported vehicle data Read error diagnostic code Clear the error code & turn off the MIL Check Engine indicator light Engine revolutions per minute RPM Calculated load value Coolant temperature Fuel system status Speed Short term fuel situation Long term fuel situation Intake manifold pressure Fuel injection advance time Intake air temperatu