Light resistance - suit people with shortness of breath due to illness or adavancing age.
2nd generation POWERbreath series with 65% improved airflow performance
Fully washable design with anti-bacterial mouthpiece
Erganomic mouthpiece & grip design for adult or paedetric use
Up to 10 adjustable training levels
Scientific proven, pressure threashhold training technique
Calibrated inspiratory load
Resistance/training level indicator