The Back-UPS 650 from APC by Schneider Electric protects your computer and electronic equipment from damaging power outages, surges and spikes while providing short term battery power during an outage. The BackUPS 650 features Automatic Voltage Regulation (AVR), which instantly adjusts high and low voltages to safe levels for your electronics, so you can work indefinitely through sustained fluctuations. Equipped with Universal sockets, the BX650LI-MS keeps your desktop computer, monitor or other critical devices (router, modem, television, etc.) running when the power goes out. Specifically designed to protect electronic equipment in harsh power environments the Back environments, the Back-UPS 650 ensures maximum productivity and work efficiency UPS 650 ensures maximum productivity and work efficiency.