25Pcs Soil Humidity Sensor Hygrometer Measure Module Activewear we recommend to use E-packet

we recommend to use E-packet

Weight: 450g

Save On Envirokidz 6X 24

Model Number: School Backpack for teenager Girls

01 Memory 1G DDR3 Flash 8G Flash

25Pcs Soil Humidity Sensor Hygrometer Measure Module Activewear we recommend to use E-packetFeature: This is a simple moisture sensor for measuring moisture of the soil, when the soil water, the analog sensor output value will decrease, and vice versa will increase. Using this sensor make an automatic watering system, when you are not at home or over a long period of time watering, it can sense whether your plant has been thirsty. Prevent plant wilts know that this is caused by lack of water. With controller to make your plants more