Our landlords installed a smart heating system into our apartment around 2 years ago. Consisting of a wall mounted tablet and some RF controlled radiator valves to allow us to control these on a schedule or via the control panel in the hall.
I recently purchased my wife a Lenovo IdeaPad Duet Chromebook as a replacement for her aging Dell laptop. Since she mainly using her laptop for surfing and light tasks it was a good choice from the reviews I read and at that price point.
In a previous post titled Flashing custom firmware on Gosund SP111 devices I wrote about how I achieved this by connecting the device to a serial connection.
In this post I will explain how I hooked up our normal washing machine to provide some power usage insights, such as sending notifications that include the cycle time and power consumption.