CoffeeCounter

<iframe width="450" height="260" style="border: 1px solid #cccccc;" src="https://thingspeak.com/channels/583748/charts/1?bgcolor=%23ffffff&color=%23d62020&dynamic=true&results=60&title=Kaffeez%C3%A4hler+heute&type=line&xaxis=Datum&yaxis=Kaffees"></iframe>

<iframe width="450" height="260" style="border: 1px solid #cccccc;" src="https://thingspeak.com/channels/583748/charts/2?bgcolor=%23ffffff&color=%23d62020&dynamic=true&results=60&title=Kaffeez%C3%A4hler+gesamt&type=line&xaxis=Datum&yaxis=Kaffees"></iframe>