Build a Real-Time Water Clarity Tester with Arduino – Turbidity Sensor & OLED Starter Kit

Every part needed, pre-tested for compatibility, with an AI build companion trained on this exact project. Shipped from Bengaluru in 3-5 days.

From checking drinking water quality at home to building a school science exhibition project, this kit turns an Arduino Uno into a portable turbidity meter. The high-sensitivity turbidity sensor detects suspended particles, and the 0.96-inch OLED instantly shows whether your sample is clear, cloudy, or dirty—along with an NTU-equivalent reading. No soldering, no extra components; just plug, upload the code, and dip the probe.

What You'll Build

You’ll assemble a compact, battery-powered water clarity monitor on a breadboard. The sensor sends an analog signal proportional to turbidity, the Arduino processes it using pre-written classification thresholds, and the OLED displays the status and a numeric value. By the end of the build, you’ll have a working instrument you can use to test pond water, aquarium tanks, rain samples, or even filtered water—perfect for demonstrating real-world IoT and environmental sensing.

What You'll Learn

• Calibrate the turbidity sensor using clear and muddy reference solutions to set NTU-based thresholds
• Read analog sensor values and map them to meaningful water clarity categories (Clear / Cloudy / Dirty)
• Drive a 0.96-inch OLED display over I2C to show real-time readings and classification results
• Power an Arduino project from a 9V battery and package it as a field-ready instrument

Kit Contents

Why Buy This Kit Instead of Sourcing Parts Separately

Who This Kit Is For

Students building science fair projects (CBSE, ICSE, state board), ATL Tinkering Lab innovators exploring water quality sensors, and beginner hobbyists curious about environmental monitoring. The plug-and-play design suits ages 10+ with minimal supervision, while the calibration exercise adds depth for Class 8–12 learners. Also ideal for B.Tech ECE/EEE first-year students needing a quick sensor integration demo or Smart India Hackathon prototypes around clean water.

Built and Backed by Compoden

Every Compoden kit ships with an AI build companion trained on this exact project — accessible via a QR code on the box, with WhatsApp and email backup. We've spent 10 years building projects for makers, schools, and institutions across India. If a part fails because of a manufacturing defect, replace it free within 7 days.