Feature:1. Simultaneously measure PH/ORP, different water quality and ion oxidation degree to help you remove harmful substances in surrounding water.2. Real‑time monitoring, through WIFI network settings, you can check the valid data status and water quality changes through your mobile phone.3. Corrosion resistance, simple maintenance, high accuracy, quick response and more stable data.4. Wall-mounted design, easy installation and operation, durable and long service life.5. Wide range of applications, can be used in swimming pools, household water sources, fish tanks, chemical plant, etc.Specification:Item Type: Digital PH ORP ControllerMaterial: ABSColor: BlueMeasuring Range: PH: 0.0-19.99PH, ORP: -1999-1999MVResolution: PH: 0.01PH, ORP: 1MVAccuracy: PH: ±(0.1%+0.02PH), ORP: ±5MVSetting Control Range: PH: 3.5-10.50PH, ORP: -500-500MV or 0-1000MVPlug: US PlugVoltage: 5A for AC 110VUses: Swimming pools, household water sources, fish tanks, chemical plant, etc.Weight: Approx. 1326g/2.9lbs Package List:1 x Detector2 x Sensor Head2 x Silicone Holder1 x Accessory Package1 x Manual Note:1. Please allow 0‑2 cm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.