Environmental Specifications Operating Requirements Temperature: 5 to 40 Relative Humidity: less than 80% The atmosphere pressure: 70 to 106 kPa Storage/Shipping Requirements Temperature: -20 Relative Humidity: less than 93% The atmosphere pressure: 70 to 106 kPa Electrical Specifications Input Voltage Requirements AC Voltage: 220V+/-10% Frequency: 50HZ+/-2% Power: 170 VA; Fuse Specification Information Quantity: 2 Current Rating: 0.8 A Voltage Rating: 250 Volts Type: 5*20 mm RT Output Voltage Specification Information AC Voltage: 220V+/-10%, Frequency: 50HZ+/-2% Power: 130VA; Pneumatic Specifications Oxygen Inlet Pressurized Oxygen: 0.45 MPa +/-10% medical oxygen.