Heron Conductivity Plus
![conductivity plus](https://www.melmach.com/wp-content/uploads/2019/01/conductivity-plus-300x300.jpg)
The conductivity plus enables accurate measurements of conductivity, water levels and temperatures in wells, boreholes, standpipes, and estuaries.
Heron Dipper-Temp
![dipper-Temp](https://www.melmach.com/wp-content/uploads/2019/01/dipper-Temp-300x300.jpg)
The dipper-Temp temperature meter is ideal for profiling temperature and static water levels in wells, boreholes, standpipes, lakes, and rivers.
Aquaread AP-Series Multiparameter Probes
![AP-2000](https://www.melmach.com/wp-content/uploads/2019/01/AP-2000-300x300.jpg)
Aquaread Multiparameter Probes standard parameters are Optical DO, Specific EC, Absolute EC, pH, ORP, TDS, Resistance, Level of saltiness, SSG, and Temperature.
Aquaread LeveLine-CTD
![LeveLine-CTD](https://www.melmach.com/wp-content/uploads/2019/01/LeveLine-CTD-300x300.jpg)
The LeveLine-CTD is a titanium device for the water level, temperature, conductivity and salinity data logging.