The HM Digital PTDS-4TM Pocket Size TDS Meter with Temperature Gauge is a hand held digital water quality tester which is used to test the amount of total dissolved solids (TDS) and other impurities in water. This pocket size HM Digital water test TDS meter is the smallest and lightest TDS meter available on the market. Useful for both consumers and hobbyists, it can be used to test your drinking water along with pools, spas, jacuzzis, aquariums, hydroponic systems, water for alcohol brewing, water purification applications, wastewater regulation, hydroponics, water coolers, colloidal silver, and much more.
The HM Digital TDS-4TM has a multitude of advanced water quality testing features. It measures potentially harmful total dissolved solids in the range of 0-9990 parts per million (PPM). It also measures water temperature using an internal digital thermometer and has an automatic temperature compensation (ATC) feature along with a hold function which saves measurements for convenient reading and recording.
HM Digital TDS-4TM Pocket Size TDS Tester Specifications:
The HM Digital TDS-4TM is factory calibrated with a 342 PPM NaCl solution. The TDS meter can be recalibrated with a mini screwdriver.
The housing of this digital HM Digital water quality tester is water-resistant, and the meter shuts off after 10 minutes of non-use. It also has a data-hold function and low-battery indicator. It comes equipped with a cap and batteries.
Full instructions for use of the HM Digital TDS-4TM are included with the packaging.