This project shows last BTC price and chart of BTC using CoinMarketCap.com API. Note that the CoinMarketCap API can be used to look information on a wide range of crypto currency coins, included Bitcoin and Ethereum (check out the full list on their site).
Project is written in Arduino language by using platform.io and VS code
To run this project you need suitable hardware and software, get full information in ElectroVolt.ir