Lightning protection no long signal wires, and electronics are shielded in stainless steel housing for use in freshwater (see the Water Level logger sensor location drawing) HOBOware Pro software provides easy conversion to accurate water level reading, fully compensated for barometric pressure (see demo) temperature, and water density Multiple-rate sampling allows faster sampling at critical times such as when pumping starts or stops Available in 4 depth ranges Ideal for use in wells, streams, lakes, wetlands and tidal areas No-vent-tube design for easy reliable deployment Available in stainless and titanium versions Durable ceramic pressure sensor