Merits -Model M525 - E1390 -Vital Lite Oxygen Concentrator

115 volts - 60 hz. Contains oxygen concentration status indicator (OCSI). Average Power Consumption: 310 watts. Oxygen concentration (at 5 lpm): 90% ( 6.5% / -3%). Liter Flow: 0.125 to 5 LPM. Sound Level: 40 dBA typical. Outlet Pressure: 7.0 PSI. Weight: 30 lbs. Dimensions: 14"W x 9"D x 23"H. Light - a mear 30 lbs. Quiet operation. compact. Lockable flow control valve. liter flow 0.125 - 5 LPM. Metal DISS fitting. Circuit breaker reset. OCSI monitor.