1. With a high-power ventilator, it can provide an expiratory or inspiratory flow rate of not less than 160L/min;
2. Equipped with a high-precision flow sensor to measure air flow, with a range of 0～200L/min and an accuracy of 3%;
3. Equipped with a high-precision micro-pressure sensor to measure respiratory resistance, the range is -1000Pa～+1000Pa, and the accuracy is ±1Pa;
4. Equipped with a standard head mold, and a breathing tube is installed at the mouth of the head mold to facilitate sample replacement;
5. The liquid crystal display meter is used to display the flow and pressure in real time, and the parameters and alarm points can be set;
6. The electric directional valve can automatically switch between exhalation and inhalation, and there is an indicator light;
7. Power supply: 220V, 50Hz.
Conform to standard: BS EN 136-1998 Respiratory protective devices-Full face masks-Requirements, testing, marking