4 in 1 Portable Water Tester — PH, EC (Conductivity), SALT (Salinity), Temperature — Auto-Calibrated with Automatic Recognition

This portable 4 in 1 water tester measures PH, EC (conductivity), SALT (salinity) and temperature in a single device. It features automatic recognition plus automatic temperature compensation to deliver high accuracy. The unit is auto-calibrated for convenient use in the field. Suitable for monitoring drinking water, sewage treatment, water purification, fish, aquaculture, swimming pool, hydroponic systems, medical treatment and so on.