CyberPower Value800EI offers home and office users a reliable battery backup and safeguards office PCs, network communication equipment, and other electronic devices from surges, spikes, brownouts and other power incidents. Designed with GreenPower UPS™ Technology to improve operating efficiency and to minimize energy consumption, users can enjoy significant energy cost savings over conventional UPS systems. The UPS provides Automatic Voltage Regulation (AVR) to maintain safe voltage for connected equipment. The featured data line protection protects phones, networks, and other communication equipment against surge/spikes and other power irregularities. Users can access precise information of critical power/battery conditions by switching the LCD status monitor.