Back UPS PRO is a high-performance computer and electronics UPS for premium power protection. Use your PC to access additional power protection and management features for your UPS via a USB port. LCD status display provides key UPS status at a glance. It has multiple status indicators with load and battery bar graphs. Battery failure notification provides early-warning fault analysis on batteries enabling timely preventive maintenance. Energy saving feature automatically power off peripherals when the a master device, usually a PC, hibernates or is shut down. Power to peripherals is immediately restored when the master device wakes up or is switched on.