The Smart-UPS 1500 provides network-grade power management and protection for up to 8 devices, with an impressive output of up to 1440 VAC at 980 watts. With included PowerChute management software for servers and workstations, remote or unattended system shutdown and advanced UPS management can be performed remotely via serial or USB port. Advanced metering and testing capabilities add to ease-of-use and additional manageability is available through the SmartSlot, an internal accessory slot that allows you to install optional accessories to enhance the performance of your UPS. The Smart-UPS 1500 provides up to 6 minutes of battery backup time at full load.