APC Back-UPS Pro 550VA .
APC Back-UPS, 330 Watts /550 VA, 230V, LCD
Output Connections : (3) IEC 320 C13 (selector_surgetitle), (3) IEC 320 C13 (Battery Backup), (2) IEC Jumpers (Battery Backup)
Topology : Line Interactive
Waveform type : Stepped approximation to a sinewave
Max Configurable Power (Watts) : 330Watts / 550VA
Input Connections : IEC-320 C14
Interface Port(s) : USB
Control panel : Multi-function LCD status and control console
Warranty : 3-Year Warranty Carry-in by SCHNEIDER ELECTRIC CPCS (THAILAND)