![Taiwan, Province of China[a]](https://files.upgates.com/graphics/countries/tw.svg "Taiwan, Province of China[a]"){kind=small}
This device is intended to be placed in between the source of oxygen and the dispensing device to provide a visual indication resulting from a positive flow of oxygen to that dispensing device.
Mountain High
Multiple discount
| Pieces | 5-24 | 25-49 | 50 and more |
| Price per piece | $ 21.42 | $ 20.23 | $ 19.04 |
