HM Digital Pocket-Size TDS Meter Milwaukee M10004 pH 4.01 Calibration Solution Sachet-(20 ml) Filters up to 3

Filters up to 3

Months 1-6: Use first 5-stage filter

and avoid deficiencies

This convenient bundle includes 2 fluoride filters plus 1 ceramic pre-filter

The meter comes with both a pH probe and temperature probe allowing the meter to automatically adjust the pH reading for the effect of temperature

HM Digital Pocket-Size TDS Meter Milwaukee M10004 pH 4.01 Calibration Solution Sachet-(20 ml) Filters up to 3The TDS 4 is an ideal pocket meter that can be used for any and all applications, ranging from water purification to hydroponics, to aquariums, to industrial wastewater treatment. FEATURES Pocket size makes it ideal for portability and storage. Hold Function Auto off Function (After 10 min.) Factory calibrated with 342 ppm NaCl solution. SPECIFICATION Range: 0 9990 ppm (mg L) Resolution: 0 999: 1 ppm; 1000 9990 10 ppm (indicated by a x10 icon)