These DO meters feature a built-in calibration chamber that provides a 100% water-saturated environment — perfect for calibrating, transporting, and storing probe. Provide simultaneous readings of oxygen and temperature. Measurements are fast and easy with one-handed operation, large backlit display, automatic push-button calibration, and a weighted, quick-sinking probe. Low-battery indicator alerts you to change batteries. Salinity, temperature and altitude compensations eliminate the need for correlation chart.
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Q:Does this come with a carry case?
A:Yes, this comes with the waterproof, impact resistant case.
Q:I have a large natural fish pond and I need to know what the oxygen content of the water is. I believe it to be marginal and the test kit I am using is cumbersome and not very actuate. You need to match the colors and that's subjective.
A:Yes, this meter will accurately measure the oxygen content of your pond.
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