Description: It allows you to connect three OBD diagnostics devices on your vehicle at the same time 1 to 3 Y splitter cable: features a single male 16pin OBD connector connectors to three female 16pin OBD Durable, High Quality Construction Flat "noodle" style cable prevents tangles and offers superior flexibility This cable allows you to add an extension cable to your 16 pin OBDII diagnostics port for easier accessibility with certain scan tools or to improve knee room on smaller vehicles Specification: with power switch button Colour: Black Length: Approx. 440mm/1.44ft Material: Plastic, metal Package Includes: 1 Piece OBD Extension Cable(1 to 3)