The Dell 87J1C 65W USB-C Auto/Air Adapter is a DC power adapter for Dell laptops, designed to connect to an automobile or airplane outlet. Its USB-C interface connects to the computer, providing a travel power source when a vehicle or aircraft outlet is available.
The listing describes the adapter as powering a Dell laptop and charging its battery. With 65 watts of power, it combines both uses in one accessory for working on a trip or during a flight.
Connect it to a supported automobile or airplane outlet to power the laptop and charge its battery through USB-C.