The Oakton WD3566050 PD250 Waterproof Dual-Channel pH, ORP, and Dissolved Oxygen Handheld Meter utilizes smart sensor technology with sensor heads that feature a built-in digital circuit for automatic sensor recognition. Get easy-to-read and accurate readings with auto-hold, auto-stable, and real-time measurements with stability indicators. Sensor information including sensor ID, calibration data, and measurement setup is stored in the sensor head and viewable on the meter display when sensor is connected.

Sensor heads are easy to connect and disconnect with a waterproof push-lock connector. Sensor cartridges (pH and EC) are replaceable for a cost-efficient and environmentally friendly system. A blue LED light on the sensor head functions as a reading stability indicator, flashing until the reading is stable.

The WD-35660-50 stores up to 10,000 data sets with date-and-time stamp for accurate and easy analysis. Quickly transfer data from meter to computer seamlessly via USB cable or wirelessly via Wi-Fi.

Easily take measurements and conveniently store meter and electrodes with a built-in foldable stand on the back of the meter. Three grooves on the meter serve as electrode holders, to hold up to three electrodes simultaneously.