The value Series UPS offers home & small office users clean & stable battery backup while the featured RJ11/RJ45 port ensures phone, fax, & modem lines are protected from surges. With Automatic Voltage Regulation (AVR) stabilizes the AC signal & maintains a safe voltage, this allows the UPS to maintain safe power levels for the connected equipment without resorting to battery power. The multifunction LCD readout provides immediate access to precise information of critical power/battery condition. The included Power Panel Personal Edition management software showcases the feature rich abilities such as input/output power voltage readings, self-diagnostics, scheduled-shutdown, & approximate battery backup time. With the Energy-Saving Technology, the value GP LCD Series UPS can save up to 75% of electricity therefore save your electricity expenses. Features & Benefits Automatic Voltage Regulator (AVR) Phone/ Fax/ Modem/DSL/ Network Protection EMI, RFI, Surge & Lightning Spike Protection Auto-Restart/ Auto-Charge LCD Status Monitor USB (Universal Serial Bus) & Serial Connectivity Ports User-Replaceable Batteries Power Panel Personal Edition Software