5-IN-1 Digital Water Quality Tester Waterproof pH TDS EC Temperature Meter Pool Kitchen Utensils And the air quality sensor

And the air quality sensor with coloured indicators clearly shows when the air quality is good

Please choose your product carefully: Measure the size of your mat first and ensure this mat is correct prior to purchase

With adjustable height (200cm to 260cm) and stable tripod stands

giving you the flexibility to choose what best suits your needs

5-IN-1 Digital Water Quality Tester Waterproof pH TDS EC Temperature Meter Pool Kitchen Utensils And the air quality sensorFeature: Multi functional water quality test pen, which can measure ph pH, solubility, EC conductivity, salinity and temperature. (Sea salt fresh water salt) It is a waterproof water quality test pen with five functions. It has high performance, pen design and fast numerical value. Parameters: Sea salt: Sea water salinity is the ratio of total dissolved solids to the weight of sea salt in sea water, usually expressed in grams per kilogram of sea