Digital Oxygen Concentration Meter

[Features]
· Uses a highly reliable oxygen sensor.
· Oxygen concentration (0-30%) and temperature (0-50°C) measurement enabled.
· Small and lightweight with a weight of just 194 g.
· If the oxygen concentration falls to 18% or less, an alarm sounds a warning.
· Data hold, MAX/MIN.
· O2 measurement of sealed spaces, such as tanks and wells.
· For places such as manholes where microorganisms consume oxygen.
· O2 measurement in environments such as vegetable storehouses (darkrooms).