Four Alarms: It comes with four alarming functions; i.e., power failure, oxygen failure, low pressure & high pressure for your convenience.    Working Hours: It also has an accumulating function that shows total working hours through the display screen. Safe & Secure: The compressor has got heat protection that ensures the safety of the concentrator & press safety valve to help ensure better security. Durable Material: The outer shell of the concentrator is made of complete plastic, which makes it safe and durable. Easy to use: The angled control panel makes it very easy to use and low noise operation makes it reliable. -- EASYCARE Oxygen concentrator is a compact and lightweight medical device to provide oxygen supply and it’s the best alternative for oxygen cylinders. It works by collecting oxygen from the surrounding air and concentrates it then delivers it to the patient, without the need for replacement or refilling. The purity of oxygen is 87-95.5% with 5L/min oxygen flow rate This versatile oxygen concentrator is suitable for everyone with a large handle on top making it easy to transport.

Sound Level : Front side 48dB (A) (average), whole unit 52 dB(A) Flow range : 0.5-5L/minMinimum Operating time : 30 MinutesOxygen concentration : 95.5%-87%Minimum outlet Pressure : 40-70kPa -- Oxygen Concentrator (Remote control).. Sound Level : Front side 48dB (A) (average), whole unit 52 dB(A). Flow range : 0.5-5L/min Minimum Operating time : 30 Minutes Oxygen concentration : 95.5%-87% Minimum outlet Pressure : 40-70kPa Input Power : 400VA, Weight : 15.5kgs (34.1 lbs) Dimension : H50cm (19.7") x W 39cm (15.4") x D24.5cm (9.6)