%10 OFF! Soil Moisture Sensor Relay Module DC12V Soil Moisture Sensor Relay Control Module Automatic Watering Switch 1500W

Current Price: $8.49
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Features and Specifications:

• ◇ PLEASE BE PATIENT—Because this module has time delay function, when adjusting humidity, you need to wait for 5 to 8 seconds to check the change of relay, and the green LED lights will change, until it is adjusted as required
• ◇ WORKING MECHANISM—This module can control humidity of soil in a wide range and set control threshold by adjusting potentiometer. When humidity is lower than the set value, relay is energized; when humidity is higher than the set value, relay is dis-energized
• ◇ GOOD CONDUCTIVE PERFORMANCE—High quality soil moisture sensor has nickel plating surface, widened induction area, can improve conductive performance and prevent rust problem when contact with the soil to prolong service life
• ◇ TIME DELAY FUNCTION—The soil moisture sensor is of time delay function, delay 3-5 seconds, when humidity is detected in the threshold state, the relay will not flicker
• ◇ MAIN USAGE—Adjusting soil moisture control threshold by potentiometer (clockwise to increase, counterclockwise to reduce), it can control soil humidity and automatically watering vegetable garden, flower garden or pot
• More features

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