Repl Electr Sensor Orp Testr, Each

Details:

You’ll never loose this tester by dropping it into a tank or pond; the waterproof orptestr floats! Ip67-rated housing protects the instrument from rugged field and plant environments.Replaceable sensor lets you reuse meter body many times without losing waterproof and dustproof protection. Push-button calibration lets standardize tester in calibration solutions, or making it agree with an established work standard. Large surface area platinum band sensor gives a faster, more stable response.Waterproof, dustproof housing floats!Double junction electrode is ideal for dirty water, heavy metals, sulfides and organicsreplaceable sensor lets you reuse same meter body, saving you moneypush-button ±150 mv offset adjustmenthold feature, auto-off