Automatic Water Irrigation Relay Module DIY Kit Soil Moisture Detection US

Description

Cos-Mart
Features:
This product does not need programming,  not include the microcontroller, so we don't provide any code.
We don't provide power, you can use the charging treasure (5V DC) as a power supply, or use 4 AA batteries.
About testing:
1. Test the relay module: connect the relay module VCC to 5V, GND to the ground, and IN to GND, the relay is will beat, if IN is vacant, the relay will restored, so you can hear the “Kaka” sound;
2. Test the soil moisture sensor module: connect the fork probe and transmitter module with two dupont cable, connect the transmitter module VCC to 5V, and GND to the ground. The red power lamp is always on as soon as it is powered on, and the green (blue) led will gleam for once; put the fork probe directly into the water, the green (blue) light will on;
3. Connect the red line of the pump to 5V, black wire to the ground, the water pump will start work. Note that: the test can be performed for 1 second. because it can not expose to the air for a long time.
4, according to the schematic assembly.
Note:
1. This product needn't welding, but it requires you to strip the wire, twist the copper wire together and protect it with black tape.
2, The pump can not run a long time in the air;
3, Connect the system and power, the pump will work all time, it is right, because in the air, the probe can not detect the humidity, if install it to the flowerpot, then it can normally work.
Note: Do not pour water directly onto the soil probe. If the humidity of the water is too high, it will cause the product to rust and become inoperable.
Package included:
Relay module *1
Soil moisture probe + comparison module *1
Small pump *1
Battery holder *1
USB *1.
50cm silicone tube *1
F-F dupont cable *10
Note:
- Please allow minor errors due to manual measurement. Thanks for your understanding.
- Monitors are not calibrated same, item colour displayed in photos may be showing slightly different from the real object. Please take the real one as standard.
1 Year Warranty
1 DAY Dispatched
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In the very unlikely event that your item is lost or damaged during post, then we are responsible and will issue either a full refund or replacement.
Returns
If you are not 100% satisfied with your purchase, you can return the product and get a full refund or exchange the product for another one, be it similar or not.
You can return a product for up to 30 days from the date you purchased it.
Any product you return must be in the same condition you received it and in the original packaging. Please keep the receipt.
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