UPS nJoy Keen 600 USB UPLI-LI060KU-CG01B Capacity 600 VA / 360 W Type Line-Interactive Input Nominal Voltage 230 VAC Accepted Voltage Range 162 ~ 290 VAC Frequency Range 50Hz / 60Hz (Auto Sensing) Output Nominal Voltage 230 VAC Accepted Voltage Range 207~253 VAC Frequency Range (Batt. Mode) 50 Hz / 60Hz ± 1% Power Factor 0.6 @ nominal voltage (100% load) Waveform (Batt. Mode) Simulated Sinewave Transfer Time Typical 4 ms Overload Protection Circuit breaker Line mode overload >(110%±10)% fault a