V-checker iOBD B341/B342 is a data processing module for smart phone. After correct installation, V-checker iOBD trip computer will check its working condition automatically for its automatic detection function, and then transmit data via bluetooth wireless transmission mode, Providing: vehicle condition monitoring, fault alarming, fuel consumption display and vehicle security self-checking function. Making it with other APP running at the same time via App program. Such as: GPS Navigation, SNS Share. Vehicle condition data displayed on the APP in your phone are determined by the vehicle installed sensor, if the vehicle ECU support OBD standard protocol, APP will at least display these following data: Static instant fuel consumption, Dynamical instant fuel consumption, Vehicle speed, Coolant temperature, RPM, Battery voltage, Calculated load Value, Absolute throttle position, Ignition timing advance, Manifold absolute pressure, Intake air temperature, Mass air flow, The fuel consumption, Current Average fuel consumption, History Average fuel consumption, Trip time, Trip distance, Trip average speed, Mileage, Cumulative fuel consumption, Vehicle running status, etc. Supported Mobile: Model B341: For Android mobile Model B342: For iphone mobile (iPhone 5, iPhone 5S, iPhone 6,iPhone 6 Plus). Supported Vehicle: all models support the OBD standard vehicles. Supported Language: Simplified Chinese, English, etc. Product Features: l Four display mode Idle, Cruise, Sport, Details. l Multiple security alarm Trouble code, Water temperature, Fatigue driving, Over-speed, Shift reminding, Periodic maintenance tips, etc. l Multiple fault diagnosis Read DTC, Clear DTC. l Multiple fuel consumption Static instant fuel consumption (L/H), Dynamic instant fuel consumption (L/100Km), Average consumption from cumulative total, etc. l Real time display vehicle information Speed, RPM, Instant fuel consumption, Intake air pressure, Acceleration, Coolant temperature, Battery voltage, etc.