The Quick-Ox was designed because of a need to measure accurately, easily and quickly the oxygen concentration in a sub-aqua diving cylinder.
Nitrox and mixed gas diving requires accurate mixing and measurement.
Accuracy must be better than +/- 1%. With a preferable resolution of +/- 0.1%
(Sensor not included)
we try to hold stock of all products, but if showing out of stock there may be a few days wait while new stock arrives.