Online double conversion UPS, Capacity : 1000 VA / 800 Watt, Power Factor : 0.8, Input Voltage : 208 / 220 / 230 / 240V, Output voltage : 208 / 220 / 230 / 240V ±1 %, Communication ports : 1 USB port + 1 RS232 serial port (USB and RS232 ports cannot be used simultaneously)