Input Voltage: 120 Volts.
Input Frequency: 60 Hertzs.
Average Power Consumption: 350 Watts.
Oxygen Concentration: 93% (+/- 3%).
Liter Flow: 0.5 to 5 liters per minute.
Weight: 31 Pounds (14 Kilograms).
Dimensions: 23H x 15W x 9.5D Inches (584 x 381 x 241 millimeters).
OPI Alarm Levels: Low oxygen: 82%, very low oxygen: 70%.
Operating Temperature: 55 to 90 degrees fahrenheit (12 to 32 degrees celsius).
Storage/Transport Humidity:-30 to 160 degrees fahrenheit (-34°C to 71°C) up to 95% relative humidity.
Operating Humidity: Up to 95% relative humidity.
Outlet Pressure: 5.5 Pound-force per square inch.
Operating Altitude: To 7,500 feet (0m to 2,286 meters).
Warranty: 3 year limited warranty, with 2 years extended warranty.