Description

Pen which can test the quality of the water, it also determines whether purification is required. Mi TDS Pen reacts to organic compounds, and heavy metals like nickel, chromium etc. and soluble salt content. The pen is IPX6 waterproof and has automatic temperature calibration and precision in measurement.

Features:
Accurate testing the purity of the water quality at home.
Simple to use, just single click, you can know the quality of water, convenient to use at home.
Can test 3 kinds of impurities.
Can test purity of the water quality at any time.
Waterproof design, lower power procesor.