Portable Oxygen Machine 32.5% Concentration, Car Adapter & Silent Timer

Features

• Fixed Oxygen Flow: Delivers a consistent oxygen boost every 3 seconds for stable support.
• High Purity Air: Advanced molecular sieve provides 32.5±2.5% oxygen concentration.
• Ultra quiet and timer: operates quietly below 52dB, equipped with 4 automatic shutdown timers (20-120min)
• 3 Power Options: Operates via home adapter, car cable, or rechargeable battery.
• Portable Design: Weighs only 3.3lb with a carrying handle and backpack for travel.