Product Name: V-Checker For OBD--- Professional Description: If your car's Check Engine Light is on, you need this device. V-Checker is a handy device for reading and erasing trouble code in your vehicles. It can also display live data for your vehicle. It is small in size, robust in design, competitive in price and easy to use. This is a stand alone unit, it does not need a laptop computer to operate. By simply connecting V-Checker with the diagnostic socket, the user will be able to read the trouble code. The trouble code description will be displayed directly on the screen, no need for search it in the user's manual. Each code will be continuously displayed until the [PREVIOUS] or [NEXT] key is pressed. This is a important advantage to compare with the old type trouble code reading tools. Following communication protocol are supported: ISO15765-4 (CAN BUS) ISO14230-4 (KWP2000) ISO9141-2 J1850 VPW J1850 PWM Welcome to to get more details of Auto ECU Decoding & Resetting Tools, vehicle Diagnostic Tools which made in China with factory price. Main Functions: ?Read Trouble code,Erase Trouble code,Data Stream,Freeze Frame Data ?Oxygen Sensor Test,On Board Monitor,Request ControlTest, ECU Information Support Protocol:OBD-I, OBD-II, EOBD, and JOBD Language:Chinese English Spanish Polish Finnish ,etc. Support Localization. Packaging: 155mm ?195mm ?38mm 0.32kg