DIY Automatic Watering Water Pump Automatic Irrigation Module DIY Set Soil Moisture Detection Automatic Watering Pumping

Description 1 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 2 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 on the red power light is always on green blue color indication The lamp flashes faintly once the fork probe is directly inserted into the water and the green blue light is on 3 Connect the red line of the pump to 5V the black line 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 time Note 1 this can be free of welding but you need to peel the wire twist the copper wire together and protect it with black tape 2 The pump cannot be operated in the air for a long time 3 the system is connected power on the pump has been working it is correct because in the air the probe can not detect the humidity so the pump has been working there is no problem in the correct installation into the pot Note that water should not be poured directly on the probe Many people don t know that the humidity of the water will be rusted and destroyed soon Package Included 1 x Relay Module1 x Soil Moisture Probe Comparison Module1 x Small Water Pump1 x Battery Case1 x USB Power Cord10 x 20cm Dupont Line 1 x 50