CTSTestr 5 Waterproof Pocket Tester

WD-35634-42, CTSTestr 5 Waterproof Pocket TesterFeaturesConductivity, salinity, and TDS all in one meter3-point calibration with automatic recognition of standardsLarge easy-to-read LCD features two-color backlightRugged IP67-rated housing is waterproof, dustproof, and floats in water when sensor cap is onLeakproof cap with fill line functions as a sample/calibration and hydrating cupSecure-attach a lanyard to prevent losing or dropping in the fieldAuto shutoff extends battery lifeMeasures conductivity, TDS, salinity, and temperatureSmall enough to fit in your pocket, this multiparameter tester is ideal for measuring conductivity, TDS, and salinity parameters as well as temperature. The large display provides easy viewing of measurements and features a two-color backlight-blue for measurement and green for calibration mode. A replaceable single-junction sensor saves you money by reusing the tester body.Additional features include include automatic temperature compensation (ATC), hold function to lock in measurements, self-diagnostic error message, and status icons for measurement stability and low battery voltage. The IP67-rated housing features an easy-to-grip design and floats if accidentally dropped in water when sensor cap is on. Powered by four AAA batteries, the tester can operate up to 400 hours continuously. To conserve power, the unit will auto power-off after 8 minutes of nonuse.