500VA / 400W Sine Wave UPS battery backup APC SmartConnect is the first cloud-enabled UPS for Distributed IT Through a secure portal (via any internet-connected device) you can view the status of your UPS receive notifications get firmware updates and more LED display indicates Online/On Battery SmartConnect Status Network Status Event Detected and Replace battery Input NEMA 5-15P Output (4) NEMA 5-15R Nominal Input/Output Voltage 120V FREE Additional 1 Year of Battery when you connect and register this APC UPS with SmartConnect 1U Rackmount UPS Includes rack mounting support rails