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