Key Product Info . SB connection use your PC to access additional power protection and management features for your UPS via a USB portTelephone dataline surge protection provides protection of connected equipment from power surges traveling on telephone linesAutomatic Voltage Regulation (AVR) automatically steps up low voltage and steps down high voltage to levels that are suitable for your equipment. \\Resettable circuit breaker easy recovery from overloads; no need to replace a fuseAutomatic restart of loads after UPS shutdown automatically starts up the connected equipment upon the return of utility powerAutomatic self-test periodic battery self-test ensures early detection of a battery that needs to be replaced Product Features Automatic self-testPeriodic battery self-test ensures early detection of a battery that needs to be replaced Resettable circuit breakerEasy recovery from overloads; no need to replace a fuse Automatic restart of loads after UPS shutdownAutomatically starts up the connected equipment upon the return of utility power Automatic Voltage Regulation (AVR)Automatically steps up low voltage and steps down high voltage to levels that are suitable for your equipment USB connectionUse your PC to access additional power protection and management features for your UPS via a USB Port Telephone dataline surge protectionProvides protection of connected equipment from power surges traveling on telephone lines What\'s in the box? . User Manual