Features:
• IMPROVE LUNG FUNCTION Great for post-surgery and for those with asthma, COPD and other respiratory issues.
• DURABLE CONSTRUCTION Constructed with a split-resistant composite material for exceptional durability.
• COMPACT AND LIGHTWEIGHT Sized to comfortably fit in adult hands, the spirometer is lightweight and easily portable.
• INCREASE CAPACITY AND STAMINA Gently exercises lungs to develop and maintain a greater lung capacity and stamina.
• THREE GRADUATED CHAMBERS Utilizes three marked chambers for visible progress and easy tracking.