The Back-UPS CS provides professional-grade power protection for office and home office systems. Provide an emergency power supply for your electrical equipment to protect your investment from unexpected power disruption, including spikes, surges and voltage dips. The included battery powered and surge protected power outlets, safe system shutdown software with sophisticated power management features along with its classic styling make the Back-UPS CS a perfect choice for protecting your important office and home office systems. Features - Battery-protected and surge-only outlets, reserves power capacity - Audible alarms, provides notification of changing utility power and UPS conditions - Intelligent battery management, maximizes battery performance, life and reliability - Periodic battery self-test ensures early detection of a battery that needs to be replaced - Provides management of the UPS via a serial port