Respircare PO5 Portable Oxygen Concentrator for COPD Patients with Mobility Pack and Comprehensive Guide Reclaim a part of your daily life… and breathe more comfortably without being controlled by machines. Lightweight (approximately 2 kg), it's ideal for commuting, family visits, and travel. Package Contents: ✔ Respircare PO5 Portable Oxygen Concentrator ✔ Protective and Ventilated Black Carrying Case ✔ Comprehensive User Manual for Operation and Maintenance ✔ Original Packaging