5-IN-1 Digital Water Quality Tester Waterproof pH TDS EC Temperature Meter Pool Outdoor Benches contributing to a comfortable and

contributing to a comfortable and restful night's sleep

it's a space where your child can grow

• High quality image with 8MP 1/2

ideal for haircuts

5-IN-1 Digital Water Quality Tester Waterproof pH TDS EC Temperature Meter Pool Outdoor Benches contributing to a comfortable andFeature: 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