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The Oxycure Robust 1040 is an oxygen concentrator with a flow rate of 0 to 10 liters per minute. It features an intelligent self-checking system with an LCD display, operates at a super low noise level (≤50dB), and is capable of continuous 24/7 operation. The device weighs 25 kg, has a power consumption of 650W, and provides an oxygen purity of 93% ± 3%. It includes standard functions such as overheat, power failure, and pressure failure alarms, as well as a timing function.