The Dell E-Port Plus II PRO2X Laptop Docking Station and power supply. The power supply is 19.5v 10.8A with a 7.4mm x 5mm plug. With a range of ports including DVI and display port, Ethernet, and USB 3.0, this docking station allows you to easily Dock your laptop and charge it. This docking station is compatible with both Dell Precision and Latitude laptops, offering a convenient solution for enhancing your workstation.
eBay