Power usage in my flat

Monitored by counting the flashes of the LED on my prepaid electricity meter by using an Arduino.
How does this work? Read more on my home page.
Electricity usage for the past hour.Electricity usage for the past day.
Electricity usage for the past week.Electricity usage for the past month.
Electricity usage for the past year.Electricity usage for the past two years.

Temperature in my flat

Monitored by an I²C temperature sensor that is also connected to the Arduino counting the flashes for the above graphs.
Temperature in my flat during the past hour.Temperature in my flat during the past day.
Temperature in my flat during the past week.Temperature in my flat during the past month.
Temperature in my flat during the past year.Temperature in my flat during the past two years.

Although the most of my projects are focused on helping people save money or looking after the environment, I still need to fund them somehow.

Go back or read more on my home page