A portable oxygen concentrator (POC) is a small, lightweight medical device designed to provide supplemental oxygen to people who have difficulty breathing due to conditions like Chronic Obstructive Pulmonary Disease , pulmonary fibrosis , or other respiratory disorders.

Key features

• Portable & lightweight: Usually 1–4 kg, designed for easy carrying
• Battery-powered: Rechargeable batteries allow use while traveling
• Continuous or pulse flow:
  • Pulse dose: Oxygen delivered only when you inhale (common in POCs)
  • Continuous flow: Constant stream (available in some models)
• Adjustable oxygen levels: Users can set the prescribed dose
• Travel-friendly: Approved for use on many airlines