DIY Smart Keychain

This is the perfect project for those who frequently place their keys here and there and are unable to find it when needed the most. So here I bring Smart Keychain, a smart companion for your keys. No worries where are keys are just take out your smart phone and give a trigger to your keys, they will automatically says where they are. I made this project using ESP8266 12E development board. Lets see how to make it…”

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