Online pH meter Features: 96 x 96 mm smart pH/ORP transmitter Waterproof design, suitable for panel mounting Large LCM display with Chinese and English, backlight switchable Easy to operate with graph-text menu and procedure instruction Time washing function with programmable time interval Provide solution grounding function to eliminate electricity disturbance on sample Automatic calibration; automatic/manual temperature compensation If you are interested in our products, please contact us.