EASYMATE-Portable Portable liquid oxygen device EASYMATE PM2200 The EASYMATE PM2200 is compatible with the most common reservoirs currently on the market. The device uses a patented, fully pneumatic technology that enables battery-free operation. Our smallest device only delivers triggered oxygen boluses, which makes a long supply up to 9 hours possible despite the small volume. Patient care is provided via a single-lumen nasal cannula. The device comes as a complete package with the user-friendly carrying case and the high-flow nasal cannula. Weight empty Weight filled Weight filled with all accessory Operating temperature Storage temperature Storage humidity Settings pulse flow Maximum Working Pressure Cannula requirements Max. 2,13 m (7 ft) long, standard- or high-flow adult nasal cannula Pulse volume accuracy Breathing rate range Warranty Within ±15% of the nominal minute volume at all breaths/min 1 - 30 breaths/min, 1 Year ( vacuum vessel 5