4Set Automatic Irrigation DIY Kit Water Pump Soil Moisture Detection Garden Drip Watering Watering Irrigation System

4Set Automatic Irrigation DIY Kit Water Pump Soil Moisture Detection Garden Drip Watering Watering Irrigation System Popis

Test the relay module: connect the relay module VCC to 5V, GND to ground, IN to GND, the relay jumps, and when IN is suspended, the relay recovers, so you can hear the relay "Kaka" sound repeatedly.
Test the soil moisture sensor module: connect the fork probe and transmitter module with two DuPont lines, the transmitter module. VCC is connected to 5V, GND is grounded, just after power-, the red power light is always , green () color indication. The lamp flashes faintly once, the fork probe is directly inserted into the water, and the green () light is .
Connect the of the pump to 5V, the black is grounded, the pump works, pay attention to the test for 1 second, and it is not allowed to work in the air for a long .
Do not pour water directly the sensor. The humidity of the water will rust the sensor.
The kit can automatically water the vegetable garden, garden, and control the flower pot soil moisture.

Type:Automatic Watering System Kit
Power Supply: 5V Power Bank (Not Included) / 4 x AA Batteries (Not Included)
Easy Installation
Soil Moisture Sensor
Wide Application
Note:Due to different production batches, there are differences in appearance, which does not affect usage.
Colour:As Shown
Material:Plastic+Electronic Components+Metal

Package Contents:
4 x relay module
4 x battery box (excluding 4 x AA batteries)
4 x soil moisture detection module
4 x sensor module
4 x water pump
4 x USB power cable
4 x hose
4 set x DuPont wire (Dupont wire color is random, no specification is accepted)