Attributes

Brand	-
Category	Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals
Origin	-
Operating Voltage	3.3V to 5V DC
Output Signal	Digital DO and Analog AO
Probe Material	Nickel-Coated Copper
PCB Dimensions	32mm x 14mm
Comparator IC	LM393 Wide Voltage Comparator
Working Current	Less than 20mA
Interface Type	3-Pin PH2.0 Connector
Microcontroller Compatibility	Arduino, ESP32, Raspberry Pi
Probe Length	60mm Insertion Depth
Package Weight	15 Grams

5 reviews

Anonymous

Mar 25, 2026

Rating: 3/5

Corrosion over time

Worked great for the first two months, but the probes started corroding after constant exposure to wet soil.

Anonymous

Mar 20, 2026

Rating: 5/5

Reliable moisture detection

I used this for an automatic watering system. The digital output is very stable.

Anonymous

Feb 25, 2026

Rating: 4/5

Good value for money

Does the job well. The probe is a bit thin but works for small pots. Would buy again.

Anonymous

Feb 16, 2026

Rating: 5/5

Excellent for Arduino Projects

This sensor worked flawlessly with my Arduino Uno. Calibration was straightforward using the potentiometer.

Anonymous

Jan 24, 2026

Rating: 5/5

Perfect for smart garden

Integrated easily with my ESP8266. The analog output allows for precise moisture reading.

5 FAQ

Q: Can this sensor be used with 3.3V systems?

A: Yes, this module operates comfortably within the 3.3V to 5V range.

Q: What is the maximum current draw?

A: The module consumes less than 20mA during normal operation.

Q: Can I leave the probe in the soil permanently?

A: While possible, we recommend periodic removal to reduce corrosion and extend probe life.

Q: Does it come with jumper wires?

A: Yes, the package includes a set of standard jumper wires for connection.

Q: Is the PCB board waterproof?

A: No, only the probe is resistant to water. Please protect the PCB from direct moisture.

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