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Oakton EcoTestr 1
Ph levels at the press of a button - the Oakathon Ecotestr 1 is a compact, easy to use tool for keeping control of your plants environment. You won't be wondering what to do with this handy little jobber. Slips easily into you pocket for easy transportation Economical, pocket-sized meter Waterproof, dust proof housing that floats Easy to use; push-button calibration with auto buffer recognition Includes transparent electrode cover / sample cup Push-button calibration, HOLD function, and error messages Range: 0.0 to 14.0 pH Power: four 1.5 V button cell batteries (included) Instructions