- What does the output mean? voltage or counts?
The output is voltage values. When using analogRead(), 5V will be divided by 1023.
So the output value = Vout * 1023/5
The higher output voltage is, the higher moisture there is.
Please visit our wiki page for more info about this product. It will be appreciated if you can help us improve the documents, add more demo code or tutorials. For technical support, please post your questions to our forum.