Foxin FPS 1001-1000VA Uninterrupted Power Supply provides comprehensive protection for PC equipment. Voltage fluctuations gradually degrade the life of electronic components, often results in premature failure. Boost and buck Automatic Voltage Regulator (AVR) adjusts voltages to safe levels, provides surge protection against electrical surges and spikes. It automatically steps up low voltage and steps down high voltage to levels that are suitable for your equipment. Besides, the in-built resettable circuit breaker provides easy recovery from overloads. Equipped with status Indicator LED's for each phase and an audible alarm provides notification of changing utility power and UPS power conditions. Besides, intelligent battery management maximizes battery performance through precision charging.