Features： 1、Usage: Breathing machine hose connector can be easily install on the gas outlet of your machine tube, suitable for Airmini ventilator. 2、Solve Noise: Breathing machine adapter helps to solve noise problem caused by original connector, and let you have a quiet sleeping environment. 3、Comfortable Use: Breathing machine replacement adapter can provide more comfort, ensure that gas flows smoothly, effectively relieving dryness when breathing. 4、Easy To Carry: Breathing machine hose adapter is small in size and light in weight, which can be easily stored well in your travel bag for outdoor use. 5、 ABS: Breathing machine replacement connector is made of high quality ABS material, which is durable and not easy to damage. Specification： Item Type: Breathing Machine Adapter Material: ABS Purpose: Universal connector is durable, specially designed for Airmini ventilator Package List： 1 x Breathing Machine Adapter 1 x Filter