Octopus Soil Moisture Sensor Brick accessories Sixteen tri-color LEDs

Sixteen tri-color LEDs

• Output power: 5V DC/2

The camera module is very popular in home security applications

Relative Humidity sensor

Octopus Soil Moisture Sensor Brick accessories Sixteen tri-color LEDsOctopus Soil Moisture Sensor Brick can read the amount of moisture present in the soil surrounding it. It's a low tech sensor, but ideal for monitoring an urban garden, or your pet plant's water level. This is a must have tool for a connected garden! This sensor uses the two probes to pass current through the soil, and then it reads that resistance to get the moisture level. More water makes the soil conduct electricity more easily (less resistance),