Thermaltake toughpower series premium edition has 850-watt maximum output capacity, 1020 watt peak output capacity, 100-500 m second power good signal, > 16m second at 80% of full load up time, 10A input current, 50Hz-60Hz input frequency range, 100V–240V input voltage, -20°C to + 70°C storage temperature, 20% to 90%, operating humidity, 14cm cooling fan, anti-vibration mounting system, 140mm hydraulic bearing fan with intelligent RPM controls for near-silent operation and superior cooling output, 150 x 86 x 160mm dimension.