The Aqua f-70 Series of pH/ion, conductivity and pH/conductivity meters are designed for simple, intuitive operation. These meters offer auto calibration, one-button measurement function, and easy-to-use touch-screen operation. Simply slide your finger across the screen to switch displays. The metered prompts provide support for meter setup, maintenance information, and troubleshooting tips to guide you through trouble-free operation. Large color LCD displays measurement value and temperature. Units also feature Auto-Hold to ensure stable readings. USB PC communication and USB memory for easy download of GLP/GMP data sets. Laqua F-72 pH/ion meter is a single-channel meter ideal for trouble-free pH and ion measurements in any laboratory. Intuitive touch-screen operation makes it easy to navigate on-screen support for setup, maintenance, and troubleshooting. Auto hold function for calibration and measurement. Up to 2000 GLP/GMP data sets. USB PC communication and USB memory.