1Versatile Compatibility: Fit for gooddriver, for Golo6, for vehicle earn, for ELM327, for Driving map, for Chebao, and other car diagnostic equipment, suitable for cars with OBD interfaces with covers or where it is inconvenient to install OBD equipment (installation will affect safe driving). 2High Performance Material: Car diagnostic extender cord is made of PVC with 8 core wire for durability and long lasting performance, can be used for long time. 31 in 2 Y Splitter: 50cm splitter extension cable, one male OBD port to two female OBD ports, allows you to split one of OBD ports into two accessible OBD female ports. 4Easy Extension: OBD splitter cable allows you to extend the OBD socket of your car computer for convenient access during diagnostics and repairs. 5Enhanced Diagnostics: Diagnostic extender cord enables you to connect and use various car diagnostic equipment with your vehicle for effective troubleshooting.