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.
Description
Reviews
| 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 |
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.
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.