**USB connection** Use your PC to access additional power protection and management features for your UPS via a USB 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 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 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.