Arduino Uno Piezoelectric Energy Harvester - Tap Vibrations, Light an LED, Read Real Millivolts

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

What if a footstep, a table tap, or a passing truck could generate electricity? This kit puts that question - and the answer - directly onto your breadboard. You'll mount the piezo disks on a surface that vibrates, capture the tiny AC charge, push it through a diode rectifier into a capacitor, and watch the harvested millivolts climb on the OLED display. It's hands-on proof that ambient motion can become usable power, all driven by an Arduino Uno.

What You'll Build

A self-contained energy measurement system. You'll place two 35mm piezo disks on any vibrating surface - a cardboard box tapped with a finger, a speaker cone playing music, or a window pane near a road - and instantly see the accumulated voltage. The OLED updates in real time, giving you a live mV readout that shows how different vibrations and pressures change the energy captured. The visible LED flickers when the capacitor holds enough charge, making the invisible world of piezoelectricity suddenly concrete.

What You'll Learn

• How piezoelectric materials convert mechanical stress into electrical potential
• Diode rectification to turn AC piezo output into usable DC
• Arduino analog input programming and OLED data visualisation
• Real-world factors that affect energy harvesting efficiency - frequency, force, and surface coupling

Kit Contents

Why Buy This Kit Instead of Sourcing Parts Separately

Who This Kit Is For

Young innovators at ATL Tinkering Labs who need a renewable energy project that connects physics to electronics. CBSE class 6-10 students preparing a science exhibition model that demonstrates energy conversion without moving parts. And beginner hobbyists - from 10 years upward with minimal adult supervision - who want to see immediate, visual feedback from a no-solder build. The circuit is simple enough for a first Arduino project, yet the concept scales to smart city and IoT challenges.

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.