... control technology, which can effectively guarantee the UPS' core system accurate, and fast running. 2)Advanced IGBT inverter technologyCombined ... 9)Humanized panel displayHumanized panel settings, the users can set system parameters, date, output voltage, battery capacity, alarm function, ... °C-40°C degree Celsius,less than 95%(without condensing)Altitude<1000m(with increase of 100m, it will reduce ...