Non-Contact Hand Washing Timer Using Maker UNO

Introduction

We should wash our hands? with soap for at least 20 seconds. With this Non-Contact Hand Washing Timer, you can wash your hands with colorful LEDs without counting the numbers. Just clap ?? your hand and the count down⏱ will start.

Video

Watch this video for more info on how to make a non-contact hand washing timer using Maker UNO.

This is the hardware connection and the components needed.

Sample Code

Reference

Adafruit No-Touch Hand Washing Timer.

Thank you

Thank you for reading this tutorial and we hope it helps your project development. If you have any technical inquiries, please post at Cytron Technical Forum.