Power: 1000VA Technology: CPU based digital circuit with transformer Input Voltage Range: 100-260 VAC or 80-140 VAC Input Frequency: 50/60Hz Output Voltage: 220 VAC / 110 VAC Output Precision: \(\pm 10\%\) Delay Time: Selectable 6 seconds or 180 seconds Efficiency: 98% Phase: Single phase Display: LED digital display for input and output voltage Protection Features: High voltage, low voltage, overload, and short circuit protection Safety Standards: CE, EN 60335, EN 61000 certified