HM Digital SM-1 In-Line TDS Monitor - Single Line Digital Water Quality Meter conductivity meter Mineral Stones: Replace every 2

Mineral Stones: Replace every 2 years

It is easy to use with simple two button operation and fast with a response time under 2 seconds

Simple 1 point calibration using distilled or deionized water

Contents: Specially formulated KCl solution for pH electrodes and sensors

78 contaminants are associated with brain and nervous system damage

HM Digital SM-1 In-Line TDS Monitor - Single Line Digital Water Quality Meter conductivity meter Mineral Stones: Replace every 2SM 1: In line Single TDS Monitor The SM 1 is provides an easy to read single line TDS monitor that provides a digital readout. It is ideal for any water filtration system, including reverse osmosis systems, coolers and much more. FEATURES: Displays TDS level of a single water line Efficient and accurate Auto Off function conserves battery power. (Shuts off automatically after 10 minutes of non use) Factory Calibrated: our meters are calibrated with a