Uninterruptible Power Supply - 950 VA / 520 W, Line interactive, 4×Schuko, Protection data network RJ-45, Protection telephone network RJ-11 and USB The worst thing that can happen to you when you work on a computer is a power outage just before your work was about to be automatically saved. Your work has gone into the ether, and you have to start all over again. Similar heart-stopping situations can be forestalled by the APC Back-UPS BX 950VA (Schuko) backup source, or UPS. This is just another name for a battery reservoir that provides power for all devices that need electricity. The APC Back-UPS BX 950VA (Schuko) UPS has the Line interactive design approach. Off-line is seen as the most basic form if the electricity is interrupted, since it connects to the battery and disconnects from the mains power. The line interactive UPS enhances the simpler off-line version of voltage regulation to guard against dangerous surges and spikes. APC Back-UPS BX 950VA...