YSI EcoSense DO200A Dissolved Oxygen/Temperature Meter

Features a 50 data set reviewable memory. Compact and affordable, this meter provides quick, accurate dissolved oxygen and temperature measurements simultaneously. The screw-on cap membranes reduce stirring dependence, offer fast response times, and are easy to replace. The weighted probe assembly sinks quickly and is protected from impact. Dissolved oxygen measurements are displayed in either % oxygen saturation or ppm (mg/L). Other features include a waterproof housing which meets IP-67 specifications, connecter caps, auto shut off function (after 30 minutes of non-use), low battery indicator, push-button calibration, and compensation for temperature, pressure, and salinity for accurate measurements in varying conditions. Probe and cable assemblies sold separately from the meter. Choose from two cable lengths. One-year warranty on instrument. One-year warranty on cable and electrode.