Enhance the efficiency of desktop systems with this standby UPS. Its 500-volt-ampere and 300-watt load capacity provides adequate standby power for most office and business systems during power outages. This APC Back-UPS external UPS includes a CD software and manual for easy installation, and the USB and serial ports allow seamless connectivity. Standby UPS offers guaranteed power and surge protection for wireless networks, computers, gaming consoles, and other electronics in your home or business. Surge energy rating: 480 joules. Equipped with six surge-protected outlets for seamless connectivity (three battery-connected). Provides USB and serial connectivity for maximum flexibility. 6' cord allows you to set up your system at a comfortable distance. Recharge time: eight hours. Output voltage of 120 VAC to ensure adequate power supply. Use your PC to access additional power protection and management features for your UPS via a serial port or USB port. Meets or exceeds ANSI/ISEA and EN1149 standards. Maintenance-free sealed lead-acid battery with suspended electrolyte ensures efficient performance. Safety Agency approval ensures the product has been tested and approved to work safely with the connected service provider equipment and within the specified environment. Meets or exceeds FCC Part 15 Class B, FCC Part 68, UL1778, Industry Canada, and ENERGY STAR 2. 0 standards. Dimensions: 6. 5"H x 3. 6"W x 11. 2"D. Quickly understand unit and power status with LED visual indicators, while audible alarms provide notification of hanging utility power and UPS power conditions. Periodic battery self-test ensures early detection of a battery that needs to be replaced. Intelligent battery management maximizes battery performance, life, and reliability through intelligent, precise charging. Protect equipment with input transformer blocks without blocking access to other receptacles. Hot-swappable batteries ensure clean, uninterrupted power to protected equipment while batteries are being replaced. Offers protection for analog phone line for phone/fax/modem/DSL (RJ-11 connector). 3-year manufacturer limited warranty. Protect business and office computer systems from sudden power outages with this APC Back-UPS 500-volt-ampere external UPS.