Designed for desktop use with computers, peripherals and telecom equipment. Provides standby UPS battery back-up protection against power failures. Built-in surge protection against voltage fluctuation and transient surges. Innovative eco outlets automatically power off peripherals when computer is turned off or when in sleep mode. Energy-efficient design has a 99% full load efficiency rating and cool operating temperature. Protection Type: DSL Fax Modem Phone Power System VA: 350 VA Backup Time at Half Load: 11 minutes 90 Watts Lines: 1.