1piece 3x1.6

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Description:

Can be used to detect the moisture of the soil, when the soil is dry , the module outputs a high level , whereas the output low.

Using this sensor make an automatic watering system , so that your garden plants NOT need people to manage .

Adjustable sensitivity ( shown in blue digital potentiometer adjustment )

Operating Voltage 3.3V-5V

Module Dual Output mode, a simple digital output, analog output more accurate.

Specification:

With Solid Bolt Hole for Easy Installation

Small Circuit Board Size: 3x1.6cm/1.18x0.63in

Power indicator: Red

Digital switch output indicator: Green

With LM393 comparator chip, stable.

VCC External: 3.3v-5v

GND External

board digital output interfaces (0 and 1)

AO small board analog output interface

Package Includes:

1X Sensor

Note:

Instructions for use:

1.A and moisture modulus most sensitive to the environment, usually used to detect .

2.Modules in the reach the set threshold, TUN port output high, when reaches a set threshold, the module D0 output low;

3.Digital outputs D0 small plates can be directly connected to the through the detect high and low, reducing ;

4.Small plates digital output DO OUR relay module can directly drive the module, which can get out of a alarm equipment;

5.Small plates AO analog output modules can be connected and AD through the AD converter, you can get a more accurate value of .

Humidity Sensor Module;Soil Humidity Detection;Soil Hygrometer;Humidity Detection Module;Moisture Testing Sensor;Moisture Detection