The ultimate upgrade to your hat.
Project showcase by EyalSch
We use an Arduino to build an autonomous "follow me" cooler that connects to a smartphone via Bluetooth and uses GPS to navigate.
Project tutorial by Hacker Shack
Ever wanted to be able to upload your code directly from Notepad++?
Project in progress by Tal O
Transfer images over Bluetooth between an Arduino and an Android phone.
Project tutorial by Alf81010
please, link to buy the Light bulb :)
It turns out that 3.7v It is enough for the LEDs
You can make it with any Arduino. I chose the Pro Mini because it is small and Lightweight.
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