This is used and it comes with a power supply.

30 day return if any issues.

The Dell Pro Smart Dock SD25TB4 / K23A is a versatile docking station compatible with various Dell laptop models and sizes, offering a range of ports including Thunderbolt 3, DisplayPort, HDMI, Ethernet, USB 3.0, USB 2.0, and USB-C. Made of rigid plastic and featuring passive cooling, this black docking station is designed for use with laptops such as the Dell Latitude 7400 and Inspiron 15 5515. With built-in USB ports and the ability to power an external monitor or printer, this docking station provides a convenient and efficient solution for expanding the capabilities of your laptop.