All series have passed the CE certificate, FDA The main part uses the goodness copper, and cut with precision digitally controlled lathe. Lengthening air inlet valve lever, fit for the different capacity of oxygen cylinder. Integrated casting flowmeter Flow tube, wet cup of high-strength polycarbonate plastic body High temperature high-pressure sterilized humidifier body, to meet European standards for B-level disinfection. The maximum temperature of 121 degree; Pressure 0.142MPa Polymer high-density filter, wet-based uniform. Product Information: Input pressure: 15 MPa Output pressure: 0.2-0.3 MPa Safety valve: 0.35± 0.05 MPa0.05 MPa0.05 MPa Flow rate: 1-10 L / min, 1-15L / min Connecting thread: G 5 / 8, G3/4, CGA540, male G 5 / 8, DIN477 and CGA870.