Gravity: KnowFlow Basic Kit - A DIY Water Monitoring Basic Kit Shipping:4-6 Days The SparkFun ZED-F9R GPS pHAT

The SparkFun ZED-F9R GPS pHAT is a high precision

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Gravity: KnowFlow Basic Kit - A DIY Water Monitoring Basic Kit Shipping:4-6 Days The SparkFun ZED-F9R GPS pHATKnowFlow is designed for environmentalists who want to monitor water quality and get real time data. It can monitor 2 parameters with a basic kit: pH and Electronic conductivities . The kit is based on Arduino , easy to change, and add more sensors and modules . Currently, it stores the data on a micro SD card , also the data can be viewed on your smartphone via Bluetooth communication . KnowFlow AWM (Automatic Water Monitor) is the first kit for Open