Features:

1. Made from transparent material
2. 3 chamber pf 600,900 and 1200 cc/sec inhaling volume.
3. Three colour coded balls for easier identification of inhaled capacity.
4. Light weight & easy to carry.
5. Patient single patient use.
6. E.T.O. Sterile and Pyrogen Free.
7. Packing : Box of 10 pcs.