Alat pengukur DO dalam air, digunakan untuk di laboratorium, menggunakan probe.

* Dissolved Oxygen Range : 0 to 19.9 mg/ l or ppm
* Resolution & Accuracy : 0.01 mg/ l, 0.1 ppm & ± 1.5% Full Scale
* % Saturation of Oxygen : 0.0 to 199.9 %
* Resolution & Accuracy : 0.1 % & ± 1.5% Full Scale
* Temperature Range : 0.0 to 50.0 ° C
* Resolution & Accuracy : 0.1 ° C & ± 0.5 ° C
* Salinity Correction : 0.0 to 50.0 ppt
* Barometric Pressure Correction : 500 to 1499 mm Hg or 66.6 to 199.9 kPA
* Method : Manual input for automatic correction
* No. of Calibration Points : Up to 2 points; 100% in air and/ or; 0% in known solution
* Memory : 100 sets
* Special Functions : Averaging/ Stability; Self-diagnostic; Electrode characteristics; Hold & Auto-Power Off after20 minutes
* Power Requirements : 4 x 1.5V batteries; > 700 hrs or 9VDC power adapter