Please read description carefully.
Do not base your order on the picture presented.
Features of the Hudson Voldyne 5000 Volumetric Exerciser:
• Large volume measurement up to 5000mL inspired air.
• Good - Better - Best: flow-window.
• Compact, ergonomic design.
• Advanced, low work-of-breathing filter design.
• Built-in handle.
Medex SKU: HUD-8884719009-1