The Apc BR1500G-IN UPS, also known as APC Back-UPS Pro is a high end UPS with advanced functions. This 865 Watts UPS has power saving outlets that automatically cuts-off electric supply to idle equipments. With its efficient battery management system, you get an advance warning about faulty battery that gives you ample time for preventive measures. Audible Alarms in this APC UPS notifies you timely of UPS power conditions. You even get an alert on the battery's backup failure, with its smart Disconnected Battery Notification feature. Another highly useful function in this UPS is its Building Wiring Fault Indicator, that warns you of any potential dangers in your wall's wiring circuit.