YSI EcoSense EC300A Conductivity/Salinity/Temperature Meter

Features a 50 data set reviewable memory. This compact, handheld meter measures conductivity, specific conductance, salinity, and temperature. Features include auto shut off function (after 30 minutes of non-use), a low battery indicator, a super-stable four-electrode conductivity cell, calibration back-up, a user-friendly interface, and a waterproof, splash resistant case (meets IP-67) with connector caps. Probe and cable assemblies sold separately from the meter. Choose from two cable lengths. One-year warranty on instrument.