Gikfun capacitive soil moisture sensor for Arduino projects with accurate readings.
Gikfun sensor front view highlighting compact dual-probe design.
Gikfun sensor probe detail emphasizing corrosion-resistant housing for outdoor use.
Gikfun sensor pack of 2 for monitoring multiple planting beds.
Gikfun corrosion-resistant housing supports long outdoor deployments.
Gikfun sensor in outdoor setup mounted near pots and beds.
Gikfun sensor analog output suitable for Arduino analog input.
Gikfun durable construction for long-lasting soil moisture monitoring.

Gikfun

Gikfun Capacitive Soil Moisture Sensor - Corrosion-Resistant for Arduino, DIY Garden Monitoring (2-Pack) EK1940

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$15.32

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Why customers choose Cera Garden

Overview

Discover the Gikfun capacitive soil moisture sensors, designed to help you monitor soil moisture levels with minimal maintenance. Built for durability, these sensors are well suited for Arduino projects and various DIY irrigation setups, offering a practical way to observe moisture trends in home gardens, pots, and small beds.

Why choose capacitive sensing

Capacitive sensing detects moisture by measuring changes in the soil’s dielectric properties, which generally reduces wear on probes and helps maintain steadier readings over time. This approach is often more robust for outdoor use compared with traditional resistive methods, especially in garden environments where soil composition and moisture can vary.

What you get

  • Two sensors per pack for monitoring multiple zones or plant groups
  • Corrosion-resistant construction designed for outdoor garden conditions
  • Compact form that integrates easily with Arduino and other hobby microcontrollers
  • Ready-to-wire design suitable for quick prototyping and DIY projects

How this helps in practice

  • Real-time moisture awareness to inform watering decisions without guesswork
  • Support for more efficient irrigation by targeting soil that needs water, potentially reducing waste
  • Durable hardware that stands up to outdoor use, rain, and soil contact
  • Ideal for hobbyists, educators, and makers building garden automation or smart watering projects

Getting started

Connect the sensors to your Arduino or compatible microcontroller using the analog input pins. Calibrate the readings for your soil type and set thresholds that trigger a water source or valve. Use the sensors in raised beds, herb gardens, or potted plants to observe moisture patterns over days and weeks.

Tips for best results

  • Place probes near the plant root zone but away from rocks or dense fertilizer
  • Calibrate with your specific soil to translate raw values into meaningful moisture levels
  • Keep probes clean and free of soil buildup for consistent measurements

FAQ

Q: What’s included in the 2-pack EK1940 from Gikfun?

A: Two capacitive soil moisture sensors designed for Arduino projects.

Q: Are these sensors suitable for outdoor garden use?

A: Yes, the housing is corrosion resistant and built for typical garden environments when used with Arduino projects.

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