Soil Moisture Sensor Module 🌱

The Soil Hydration Monitoring Device is a reliable, high-quality sensor designed to measure soil moisture (hydration) levels with excellent repeatability. Ideal for farming, gardening, greenhouses, and environmental monitoring, it integrates seamlessly with popular microcontroller platforms like Arduino and Raspberry Pi for data logging and automated irrigation control.

Key Features ✨

• High precision: Accurately senses soil hydration, delivering a proportional analog voltage output for precise monitoring.
• Easy to use: Simply insert the probe into the soil and read the moisture level via an ADC on your controller.
• Robust, corrosion-resistant build: Durable materials support long service life, even with frequent use in varied environments.
• Compact footprint: Slim, lightweight design enables easy placement, transport, and storage.
• Indoor/outdoor versatility: Suitable for a wide range of soil types and applications, from pots to garden beds and grow boxes.

Technical Specifications 📐

• Operating voltage: 3.3 V to 5 V
• Detection depth: up to 37 mm
• Interface: Analog
• Dimensions: 60 mm × 20 mm × 5 mm
• Weight: 18 g

Integration & Compatibility 🤖

This sensor is an excellent fit for electronics components projects and DIY modules:

• Arduino: Connect VCC (3.3–5 V), GND, and the analog output (AOUT) to an analog input. Read the voltage to estimate soil moisture.
• Raspberry Pi: Use with an external ADC module (e.g., MCP3008) to sample the analog output, then process values in Python.
• Other microcontrollers: Compatible with ESP32, STM32, and similar boards featuring ADC inputs within the 0–3.3 V or 0–5 V range.

Tip: Calibrate in dry and wet soil to map analog readings to practical moisture levels for your specific substrate.

Typical Applications 🌿

• Agriculture: Monitor field moisture to maintain optimal conditions for crop growth and irrigation scheduling.
• Horticulture: Manage hydration in greenhouses, planters, and gardens to support healthy plant development.
• Research: Collect consistent soil moisture data for environmental and agricultural studies.
• Education: Great for teaching soil science, sensors, and data acquisition with Arduino or Raspberry Pi.

Notes & Best Practices 🔧

• Do not exceed the specified operating voltage (3.3–5 V).
• Insert up to the recommended detection depth (37 mm) for best results.
• For long-term outdoor use, consider protective measures to minimize exposure beyond the sensing area.