This used APC Model BE650G1 Back-Up is a reliable and efficient power source for your electronics. With a maximum power of 650VA/390 W, it can easily handle your devices for short periods during a power outage. The black color and compact design make it a sleek addition to your setup. Featuring audible alarms and surge protection, this UPS helps to safeguard your electronics from power surges and outages. The unit comes with 8 outlets(4 work as backups/4 work as a surge protectors/all work when the unit is plugged in. If power lost to the house or office, the top 4 work but the bottom 4 do not) and a used recharged battery, which appears to be working. This UPS is an essential item for anyone looking to maintain the life and functionality of their electronics.