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Amazon.com: Bluelab MONGUACON Guardian Monitor Connect for pH, Temperature, and TDS in Water with Data Logging (Connect Stick not Included), Nutrient Meter for Hydroponic System and Indoor Plant Grow White : Patio,
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Bluelab MONGUACON Guardian Monitor Connect for pH, Temperature, and TDS in Water with Data Logging (Connect Stick not Included), Nutrient Meter for Hydroponic System and Indoor Plant Grow White : Patio, Lawn & Garden - Amazon.com
![Amazon.com: Bluelab MONGUACON Guardian Monitor Connect for pH, Temperature, and TDS in Water with Data Logging (Connect Stick not Included), Nutrient Meter for Hydroponic System and Indoor Plant Grow White : Patio, Amazon.com: Bluelab MONGUACON Guardian Monitor Connect for pH, Temperature, and TDS in Water with Data Logging (Connect Stick not Included), Nutrient Meter for Hydroponic System and Indoor Plant Grow White : Patio,](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/61I9+odOFuL._SY350_PKmb-play-button-overlay_.jpg)