Bitcoin Price Alert

I made this project because I'm very interested in the Bitcoin value. This simple and little device tells me, with the color of an LED, if the price from Bitcoin went down or went up. What does it exactly do? The NodeMCU checks the price of one Bitcoin on Coindesk and stores this price in variable. ...
By: ParesS

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from Instructables: exploring - featured http://ift.tt/2A3OoXs
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