... Displayer with Message Indicators * Accuracy: 0.002pH BANTE922 digital pH Meter used for measuring the acidity, alkalinity and Oxidation-Reduction Potential of liquids, its ... ×188(W)mm×60(H)mmWeight: 1.7kgMeter Included:pH Electrode (Made in UK), ORP Electrode, pH Buffers, Temperature Probe, Power Adapter SELON922 Digital pH Meter (Using the British pH Electrode, CE Certification)