1Supported Protocols: OBD2 jumper cable can support multiple protocol communication, including, double K line, double Can line, J1850, Pwm, Vpw and other protocols. 2Function: This jumper cable can be used to connect Ecu, read and modify vehicle data, including Dtc, vehicle speed, airflow, engine speed, oil temperature and other data. 3Accurate: Premium explosion proof cable material and metal connectors, precise design and optimized process improve the speed and accuracy of data transmission, which can effectively reduce the error rate of data transmission. 4Safety: OBD2 jumper cable has excellent isolation technology, effectively prevent equipment failure and other factors from affecting the safety of the vehicle circuit, while not interfering with the vehicle's original data, and will not affect the safety of the vehicle's driving and use. 5Essential Cables: The diagnostic cable provide support and solutions for professional technicians, automotive enthusiasts and Diy car repair customers with a variety of features.