Extech DO700 Portable Dissolved Oxygen Meter

Product Description The 9-in-1 DO700 Kit measures DO concentration/saturation, pH, mV, Temperature, Conductivity, TDS, Salinity, and Resistivity. It features automatic salinity compensation and manual barometric pressure compensation for DO measurements. In addition, it has automatic one button calibration of 4, 7 and 10 pH with a choice of three-point calibration for better accuracy and it provides automatic temperature compensation. Complete with DO probe, pH/mV/Temp electrode, polymer Conductivity cell, pH and Conductivity calibration solutions, batteries and hard carrying case. From the Manufacturer Kit measures 9 parameters including: DO concentration/saturation, pH, mV, Temperature, Conductivity, TDS, Salinity, and Resistivity. Comes in a hard carrying case with DO Probe with 3 membrane caps and fill solution, pH/mV/Temperature electrode, Polymer Conductivity cell, pH calibration solutions, Conductivity calibration solution, and 2 AA batteries.

• All-in-One Water Quality Testing - Go beyond just dissolved oxygen. The DO700 measures pH, mV, ORP, conductivity, TDS, salinity, and temperature in one rugged, portable device—perfect for professionals who need versatility without juggling multiple meters.
• High Accuracy for Critical Applications - Whether you're monitoring aquaculture tanks, testing wastewater compliance, or running field research, the DO700 delivers precise, repeatable readings with automatic temperature compensation to ensure trustworthy results every time.
• Built Tough for Real-World Use - Designed with a durable waterproof IP57 housing and a protective hard carrying case, this meter is built to handle challenging environments—making it reliable for field inspections, lab work, or industrial sites.
• User-Friendly Design with Smart Features - A large backlit LCD screen makes multi-parameter results easy to read, while data hold, auto power off, and simple push-button calibration save time and keep your workflow efficient.
• Ready for Field or Lab Work - Comes complete with DO probe, conductivity/TDS cell, pH electrode, temperature probe, calibration solutions, and carrying case—everything you need to start accurate testing right out of the box.