Professional Portable TDS Meter Detection Pen White 17x2x5cm

Highlights

• 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.