About this item

💧 Water Level Sensor ST045 – Detection Module

💡 The ST045 water level sensor detects the presence and level of liquid using electrical conductivity.
It is simple, effective, and widely used in Arduino, Raspberry Pi, and DIY projects for leak detection and tank monitoring.

🛡️ Technical Specifications

• Operating voltage: 3.3V – 5V DC
• Output: analog (voltage varies with water level)
• Low power consumption
• Detection area: flat surface with conductive traces
• Dimensions: approx. 65 × 20 mm

🛠️ Applications

• 💧 Tank water level detection
• 🚰 Leakage alarm systems
• 🌱 Automatic irrigation & soil moisture monitoring
• 🤖 Educational and electronic projects

✨ Key Features

• ⚡ Compatible with Arduino, Raspberry Pi, ESP32, etc.
• 🔋 Ultra-low power consumption
• 🎯 Simple and reliable liquid level detection
• 📦 Compact and easy to integrate