3 Ball Lung Exerciser Spirometer

Compact, high-quality break-resistant plastic
Deep Breathing Exerciser for comprehensive respiratory fitness from 600cc/sec to 1200 cc/ sec
Helps achieve optimum lung capacity and restore disrupted breathing patterns
Specially designed with 3-stage chambers to provide more efficient exercise to patients at a step-up basis
USE: Place the device at mouth level, and exhale normally before inhaling., Inhale thoroughly until lifting the three balls (if, possible), Hold inspiration as long as possible., Remove the mouthpiece and exhale., Repeat the process