Conductivity / Total Dissolved Solids / Temperature Best value for an IP67-rated waterproof conductivity meter; Large, three line LCD – View conductivity or TDS measurement with temperature as well as cell efficiency; Built-in memory function – Stores up to 150 measurements along with temperature; Adjustable temperature coeffi cient – Set to 0.0 % to meet USP methods for non-compensated measurements; Power with AA batteries or use optional AC adapter; Calibrate using automatically recognized standards or manually; to a single point across all ranges or to multiple points (one calibration point per each conductivity range); Calibration due alarm – Set a visible reminder when it is time to recalibrate the meter; Accepts probes with a 0.1, 1.0, or 10 cell constant; Adjustable conductivity-to-TDS conversion factor – From 0.4 to 1.0; Selectable manual or automatic temperature compensation (ATC) – For the highest accuracy in any situation; Selectable ºF/ºC – Choose units to best fit your application; Ready indicator, manual or automatic measurement hold feature and optional automatic shutoff function ; Includes our easy to clean conductivity cell; Built-in stand – For easy benchtop or long-term use; Wall-mount option – Ideal to save bench space; Innovative Grip-Clip™ – Quickly and easily secures the probe to your beaker or container