Milwaukee Instruments Lightweight Portable Dissolved Oxygen Meter, 1.94 lbs

Milwaukee Instruments Lightweight Portable Dissolved Oxygen Meter, 1.94 lbs Fast, easytoread results with a large digital LCD readout Repeatable accuracy to ±1.5% FS Lightweight and portable design for convenience Simple 2point open air calibration Utilizes MA840 reinforced polarographic probe with an oxygenpermeable PTFE membrane sensor Includes 5 orings, membranes, and one protective cap 10 feet probe cable for extra flexibility during testing 70 hours of battery life with continuous use (battery included) and low battery warning