Electrode pH ATC Testing Parameter pH Measurement Range 0-14 pH Range 0-14 Tip Shape Standard Operating Temp Range 0 Degrees to 80 Degrees C Body Material Epoxy Diameter 12mm Length 120 mm Cable Length 1 m Connector BNC / Mini-DIN Amplifier none Temp Sensor Yes Max Pressure Atmospheric For Use With Portable pH Meters Shelf Life 36 mo from manufacture Reference Ag/AgCl Junction Wick Electrolyte KCl 3M Recommended Use All Includes Electrode and 60ml bottle of electrolyte