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How to Make a Self Watering IoT Planter With a Mason Jar and an ESP32

How to Make a Self-Watering IoT Planter With a Mason Jar and an ESP32!

Introduction: On one of my weekly pilgrimages to Lowes (as any devout Kansan does), I found a sad little plant in the Gardening Department: a Janet Craig Compacta. The poor little guy looked lonely and dehydrated. We clicked right away and immediately I knew I had to take him under my wing. There was one

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Build a Controllable Coffee Roaster from an Air Popcorn Popper

Build a Controllable Coffee Roaster from an Air Popcorn Popper

I have a passion for coffee.  I also have a passion for electrical engineering.  Why not combine them? This Instructable describes how I transformed a hot air popcorn popper into a completely controllable coffee roaster!  Follow these instructions to re-purpose and hack your West Bend Poppery Popcorn Popper into this coffee roaster! ———————————————————————————————– The extraction

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DIY navigation device for blind people using Arduino and Android smart phone

DIY navigation device for blind people using Arduino and Android smart phone

In this project you can cover your eyes and let your smartphone navigate you to avoid obstacles, the application is mainly a DIY navigation device for blind people. I knew that 1Sheeld is about to launch a new text to speech shield, and so I contacted them to let me use it in this project

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