SVC Single-phase Full-automatic AC Voltage Stabilizer with Input Voltage of 160 to 250V Input voltage: 160 to 250V, 70 to 130VOutput voltage: 220 and 110V Phase: single ... 60HzResponse time: within 1 second against 10% change input voltage deviation Efficiency: more than 90 percentRated power: 500, 1,000 ... , 1,500, 2,000, 3,000 and 5,000W SVC Single-phase Full-automatic AC Voltage Stabilizer