Simple Operation in a Slim and Portable Design,Durably Constructed to Withstand Wear and Tear Resulting from Repetitive use,Waterproof Housing Protects the meter in their Working Environment,measurement of pH, oxidation-reduction potential(ORP), conductivity, salinity.
Clay Triangle, Perfect tool for suspending a crucible, The uniform clay tubes supports the crucible and the galvanized iron wire resists rusting, Size: 2-1/2in