The HP N57045-001 is a 100 W AC adapter for powering a laptop through USB-C Power Delivery. It supplies power from a mains connection through its USB-C connector, for a compatible USB-C charging setup.
This exact HP part has USB Type-C Power Delivery and a 3-pin mains connection. The distributor listing specifies a non-power-factor-corrected (NPFC) design. Check that the laptop setup supports this adapter’s 100 W rating and mains connection.
The listing states that a 0.5 m power cord is included. The adapter provides external power through the stated USB-C interface; no additional ports or functions are specified.