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

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;
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Note:
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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.
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Package Included:

1?x?Relay?Module
1?x?Soil?Moisture?Probe?+?Comparison?Module
1?x?Small?Water?Pump
1?x?Battery?Case
1?x?USB?Power?Cord
10?x?20cm?Dupont?Line?
1?x?50cm?Silicone?Water?Pipe?