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