Electrode Carbon with Stopper, Material: Carbon and rubber, Carbon rod, Fitted into rubber stopper, For use with Hoffman Electrolysis, Diameter: 0.25 in
0.01pH accuracy, IP54 Grade with 30 sets data memory,Electrode condition icon to show pH electrode performance,ATC/MTC, 3 point calibration, auto buffer recognition,Auto/manual endpoint, recall last calibration data.