Product dimension: H8cm*Top diameter 28

Easily deflate by unzipping for compact storage

Weather Resistance: Aluminum is naturally resistant to corrosion

Fast connection: 1/4-inch plug and quick connectors design

Medium resolution with color ≥ 10S

5-IN-1 Digital Water Quality Tester Waterproof pH TDS EC Temperature Meter Pool Lasoo Product dimension: H8cm*Top diameter 28Feature: 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