Warranty: 2 Year Features: Compact size Off-mode charging Cold start function Generator compatible Simulated sine wave output Auto restart while AC is recovering Boost and buck AVR for voltage stabilization Technical Specifications: Capacity: 1200VA / 600W Input Voltage: 220/230 VAC Input Voltage Range: 140–290 / 140–300 VAC Output Voltage: 220/230 VAC AC Voltage Regulation: ±10% (Battery Mode)