Specification Description : UPS CE1200 Capacity : 1200 VA / 600 W AC Voltage : 160 250 V AC Current : 2.9 A AC Frequency : 50 3 Hz AC Protection Fuse : 5 A DC INT Battery : 2 x 12 V, 7 Ah INV Waveform : SYNTHESIZED SINEWAVE INV Voltage : 220 5% V INV Frequency : 50 Hz INV Efficiency : >80 % CHG Type : CONSTANT VOLTAGE CHG Voltage : 27.2 V CHG Current : 1.5 A Transfer Time : 4 ms="" td="" Back Up Time : 10 min Indicator : LED & BUZZER Opera Temp : 0 40 C Dimension(DxWxH) : 390 x 145 x 195 mm