Great econimal tester for the greenhouse operator. This tester includes features such as: - Water proof and designed to float - Replaceable graphite electrode - Adjustable TDS ratio - °C or °F measurement - Automatic temperature compensation (ATC) with adjustable β - Battery level indicator, stability indicator - Automatic shut off and automatic calibration - One year warranty against defects against defects in workmanship and materials when used for their intended purpose and maintained according to instructions.
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