Safely shut down computer systems and guard connected equipment from surges with the Back-UPS 1100VA Battery Backup & Surge Protector from APC. The UPS is armed with a total of ten NEMA 5-15R outlets with six providing surge and backup power and four designed for surge protection only. In the event of a power outage the UPS comes equipped with an internal battery that delivers up to 600W of power. The battery-powered outlets provide up to 4.3 minutes of use at full load and over one and a half.