4 Type Converter 12V/24V Full Power Adapter for Car Tester Plug OBD2 Extension Cable Male Female OBD 16 Pin Adapter Connector

4 Type Converter 12V/24V Full Power Adapter for Car Tester Plug OBD2 Extension Cable Male Female OBD 16 Pin Adapter Connector

OBD2 male to female plug, mainly to extend or reduce the loss of other wires, can be the interface of the truck to the trolley
12v and 24V car and Truck can use.