Buy Discount MJIKOO Soil Humidity Hygrometer Detection Module Moisture Water Sensor Soil Moisture Test Tool,2pcs

Current Price: $13.76
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Features and Specifications:

• 5 Module Dual Output mode , a simple digital output , analog output more accurate.
• 1 This is a summary of the moisture sensor 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 need people to manage .
• 4 Operating Voltage 3.3V-5V
• 2 adjustable sensitivity ( shown in blue digital potentiometer adjustment )
• 6 with fixed bolt hole for easy installation
• More features

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