A lightweight port replicator providing fast access to your desktop environment - Eliminates the hassle of connecting multiple cables time after time - Includes DC in, RJ45 (Ethernet connection), monitor port, 4 USB ports, integrated battery charger feature and cable lock slot - Design allows for both RJ11 (modem) and RJ45 (Ethernet) access when docked - The guide plate enhances docking alignment - The battery charger function allows you to charge your high capacity battery through the Port Replicator, charging the battery in the system first then charging the 2nd battery - LED dock light and easy release mechanism - Includes AC Adapter and charge cable for charging secondary battery.