The UPS Line-Interactive 800VA 480W with 6 Schuko Sockets from Green Cell is a Tower UPS. It features 6 Schuko type sockets as well as an input and output for an ethernet cable, protecting the devices connected to it, e.g., router (provided their power supply is also connected to the UPS or a surge protector). Its operation is (VI) Line-Interactive, which continuously adjusts the output voltage through an automatic voltage regulator, protecting against voltage fluctuations and power outages. Its battery can last 25 minutes at full load (when the connected devices draw the maximum current the UPS can provide).