Bench Top Water Quality Meter – Overview This Bench Top Water Quality Meter measures pH/ORP, Temperature, mV, EC, TDS, Salinity and Resistivity. It has 3-point automatic calibration with auto-buffer recognition and smart electrode status display. It has on-screen help messages for quick and easy use. It has memory for 1000 sets of data. The USB port can be used to retrieve memory data as a CSV file. The mains are operated with a supplied AC adapter. Comes with probe holder, display stand, E201-9 plastic body fibre junction pH electrode, temperature probe, 4/7/10 mini buffers, AC adapter and manual. Bench Top Water Quality Meter – Features 6.5-inch LED screen with concise and friendly user interface Automatic calibration, ATC, data storage, clock display, function settings, self-diagnosis USB output, wireless printing Auto recognition of 25 buffers with three kinds of options: Europe & USA, NIST and China Supports 1, 2, and 3-point calibration Real-time data transfer to mobile phone via Bluetooth is optional Smart electrode status display to ensure accurate use Omron long long-lasting and light-touch key can be used more than 100,000 times Can store 1000 sets of test data, which can be saved and transferred to USB memory stick and opened with Excel