DO8500 Portable Optical Dissolved Oxygen Meter Kit

State-of-the-art Optical DO sensor measures dissolved oxygen in a RELIABLE and EFFORTLESS manner
Minimal maintenance required. Quick and easy calibration
Automatic compensation for salinity, temperature& air pressure
GLP/GMP data management, 500 groups of data storage, USB data output
Comes with a complete test kit, including the meter, 10ft optical probe and salinity probe, a calibration cap, and a rugged carrying case
Diameter of the probe cap for the DO803 Luminescent Optical DO Probe: approximately 1.3 inches (3.3 cm)