keyes Soil Sensor  (with soldering pad-hole)

keyes Soil Sensor (with soldering pad-hole)

Third-party original
Stock Status:1000
US $1.27015
US $1.19394
The sensor is designed for Arduino whose connection port is compatible with Arduino sensor expansion board. It can be used to detect soil moisture, when the soil is short of water, analog value output by this sensor will be reduced, otherwise it will increase. Use this sensor to make an automatic watering device. The sensor comes with two positioning holes that allow you to secure it to other devices. Specifications Operating Voltage: 3.3V-5V (DC) Interface: 3PIN interface Input Signal: analog signal