The APC Smart-UPS Li-Ion 500VA Short Depth with SmartConnect 1U UPS SCL500RM1UC is a reliable and efficient enterprise/data center UPS that provides surge protection, noise filtering, and AVR (Automatic Voltage Regulation). It has a maximum wattage of 400W and comes with 4 outlets. The UPS is rack-mountable and features an audible alarm, cold start, and LED display. It is designed to be compatible with 120V power and has a model number of APC SMART.