This allows [Giovanni] to see plots of live and historical data from the power meter via his smartphone. A project like this one is a great way to explore saving energy, particularly if you live ...

A truly portable power station -- not the biggest or the most powerful, but it fits into a backpack for ease of transportation.

While gas generators are useful, especially as full backup power for your home, but portable power stations are often the more convenient, more portable option. These large generator-sized ...