Christmas Tree Water Level via Cayenne and MKR1000

When you have a ‘real’ Christmas tree, it is important to keep it watered. This project monitors the water level and emails alerts. Things used in this project Hardware components Arduino MKR1000 × 1 water level sensor × 1 LED (generic) × 4 Resistor 220 ohm × 4 Jumper wires (generic) × 1 Breadboard (generic) …

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