Extech DO600 Waterproof ExStik II Dissolved Oxygen Meter - Portable DO Tester with Salinity and Temperature Compensation, Auto Calibration, Data Hold, Min/Max, Large LCD

Product Description The ExStik® II DO600 meter displays Oxygen level as percent of Saturation from 0 to 200. 0 percent or Concentration from 0 to 20.00 ppm (mg/L). It features Adjustable Altitude Compensation (0 to 20,000 feet in 1,000 ft. increments), Adjustable Salinity Compensation from 0 to 50 ppt and an analog bargraph for indicating trends. DO600 meter includes a DO electrode, protective sensor cap, spare membrane cap, electrolyte, four 3V CR-2032 batteries, and 48" (1.2m) neck strap. From the Manufacturer Oxygen level displayed as percent Saturation from 0 to 200.0percent or Concentration from 0 to 20.00ppm (mg/L). Adjustable Altitude Compensation (0 to 20,000ft in 1,000ft increments). Adjustable Salinity Compensation from 0 to 50ppt. Analog bargraph indicates trends. Memory stores up to 25 data sets with DO and Temperature reading. Self calibration on power up, Data Hold, Auto power off, and Low battery indicator. Waterproof to IP57. Complete with electrode, protective sensor cap, spare membrane cap, electrolyte, four 3V CR-2032 batteries, and 48 inch neck strap.

• Reliable Dissolved Oxygen Testing Anywhere - Measure DO quickly and accurately in labs, aquaculture tanks, or the field with a rugged waterproof ExStik design built for real-world conditions.
• Smart Auto Calibration & Compensation - Built-in salinity and temperature compensation ensure precise results without complicated setup, saving you time and reducing user error.
• Big, Bold LCD with Easy Readouts - Large digital display shows DO, temperature, and salinity clearly at a glance, even in low-light or outdoor environments where visibility matters most.
• Data Hold, Min/Max, and Memory Functions - Capture, recall, and compare readings instantly, making recordkeeping and compliance reporting more efficient during testing.
• Portable & Built to Last - Compact pocket-style meter with waterproof housing, replaceable electrode module, and sturdy design that stands up to fieldwork and frequent use.