Electrode, pH Electrode, Testing Parameter pH, Measurement Range 0 - 14 pH, pH Range 0 - 14 pH, Tip Shape Round, Operating Temp. Range 0 Degrees to 80 Degrees C, Body Material Epoxy, Diameter 12mm, Length 150 mm, Cable Length 30 in, Connector BNC, Amplifier Can be used with PHAMP-1, Shelf Life 12 mo, Reference Ag/AgCl, Junction Double, Electrolyte Sealed, Recommended Use Laboratory, Light Industrial, Swimming Pools, Manufacturers Warranty Length 12 mo