An open source rain and humidity sensor couple

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Boris Landoni writes about a new open source rain and humidity sensor project:

It detects humidity through two sensors which are to be used alternatively to let us know when there is water on the ground because it’s raining, or when the water level in a flowerpot is too low and it needs watering.

See the full post and more details on his blog, Open Electronics.

from Dangerous Prototypes http://ift.tt/2hnJqfE

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