Product Name: China Manufacturer Vioneer OBD II Vehicle GPS Tracker for Car, Bus, Truck with Emergency Alarm Model NO.: GPS-VG04 Warranty: 1 Year Certification: RoHS Use: Automotive Screen Size: No Screen Platform: Free to Host APP Name: Farknow Maps: Google Ma, Open Street Map, Longdo Map, One Map Server: Cloud Server Trademark: OEM Transport Package: Export Standard Neutral Package Specification: 62mm * 48mm * 20mm Origin: China HS Code: 8526911000 Product Description china manufacturer VIonEER OBD ii vehicle GPS tracker for car,bus,truck with emergency alarm1.Functions2.SpecificationsAppearance Features16 Pin ConnectorInsert in OBDII port in vehicleLED IndicationRed LED: quick blinking means not located, slow blinking means located.Blue LED: quick blinking means off-line, slow blinking means online. Green LED: On means sleeping mode, off means working mode. USB PortLocally update firmware and debug programGPS AntennaInternalCommunication AntennaInternalTechnology ParametersCPUNXP ARM7GPS ModuleU-bloxCommunication ModuleQuectelEC253D AccelerometerRange:±2g/±4g/±8gDynamic, OptionalOutput data rate(ODR): 1.56-800HzProtocolISO 15765-4 (CAN)ISO 14230-4 (Keyword Protocol 2000)ISO 9141-2 (Asian, European, Chrysler vehicles)SAE J1850 VPW (GM vehicles)SAE J1850 PWM (Ford vehicles)ISO 15765ISO 11898 (raw CAN)SAE J1939 protocolNon-legislated OBD protocols (can be added, not standard function): Single Wire CAN (SW-CAN) - GM proprietary networkMedium Speed CAN (MS-CAN) - Ford proprietary networkGeneral StatementMaterialABSSize62*48*20mmWeight70gBattery50mAh li-polymerBatteryDC 9 - 32VCurrent70mA (Working), 20mA(Sleeping)Working Temperature-30ºC-75ºCWorking Humidity95%(Non-condensed)3.Applications4. QC Before Shipmen5. Qualification & CertificatesPls contact us for more gps tracker information.