Input voltage 220VAInput frequency 50HzInput phase Single phase Input socket With Fuse Cold Start (0 to 100% load) Press the ON/OFF switch Input range (220V) 140-300Rating output (VA). 1200VARating output (W). 720WWaveform Battery mode(simulated sine wave),AC mode(sine wave)Power factor 0.6Rating voltage 220VOutput range 220Vac-7% to 15% in battery mode Microprocessor-based digital control Boost and buck AVR for voltage stabilization Auto sensing frequency