The Extech PH105 pH ExStik® Electrode Module is a durable, easy-to-clean flat surface pH electrode. It is compatible with the ExStik® Chlorine or ORP meters and can measure liquids, semisolids, and solids. It also includes ATC via the built-in PT-100 Ohm sensor. The Extech PH105 pH ExStik® Electrode Module comes with a protected connecting cap.
