Feature:1. PH Value Detection: Electrodes designed for use in PH testers help you easily obtain PH values2. Easy Connection: Compact size, easy to carry,and plastic glass material. The lightweight handheld design is convenient3. BNC Connector: Replacement electrode for PH meter. BNC connector, compatible with any pH meter using BNC connector4. High Accuracy: The sensor module has high accuracy and sensitivity, with quick response and less interference5. Scope of Use: Aquarium Hydroponic Plant Pool Hydrotherapy Ph Meter Replacement ElectrodeSpecification:Item Type: PH Electrode ProbeMaterial: Plastic GlassWire Length: Approx. 75cm / 30inElectrode Length: Approx. 16cm / 6.3inScope of Use: Aquarium Hydroponic Plant Pool Hydrotherapy PH Meter Replacement ElectrodeWeight: Approx. 105g / 3.7oz.Package List:1 xPH Electrode Probe