This waterproof, battery-operated conductivity meter stands up to the most demanding soil and water analysis applications and delivers over 2,000 hours of continuous operation. Easy to use 3-button function. Bright LCD display with ready indication. Convenient Quick-Start Guide is located on the back of the meter to make the unit easy to operate in the field. The rugged meter displays conductivity, resistivity, salinity, TDS and temperature measurements and offers a full complement of GLP-related features. It accepts both 4-electrode and 2-electrode cells. SMART STABILITYTM and SMART AVERAGINGTM functions simplify the measurement process. You can record and store up to 10 setup parameters and calibrations-a valuable feature for multi-user labs. Download additional methods and software updates via the Web. IP67 waterproof (may be immersed for up to one hour with no water incursion); waterproof mini DIN locking conductivity probe connectors; self-diagnostics; 200 point datalogger which is downloadable to printer or computer via RS232 accessory; CE, CSA, UL, TÜV and FCC Class A limits approved; universal power adapter for worldwide operation; three-year replacement warranty. Complete application kits including the meter, electrode, standards, solutions and accessories are available for your convenience. Conductivity meter kit includes: 3- Star Portable Conductivity Meter; Epoxy Conductivity cell (1.5m cable); Conductivity/TDS standard, 1413 µS/cm (5X60mL); Hard field case. Specifications: Conductivity: 0 to 3000 µS, Salinity: 0.01 to 80.0 ppt NaCl, TDS: 0.0 to 19,999.0 mg/L, Resistivity: 0.0001 to 100 Megohms, Reference Temp. (C): 15 , 20 , 25, autoranging, Temp. Range: -5 to 105° C, Cell Constant Range: 0.001 to 199.9.