Here is an interesting view: a solar billboard that generates 3.4Kw of electricity during the day (that’s in peak conditions, I guess) and sends it back to the grid. At night, it does consume electricity, plus from the grid, to light itself. However, it produces more energy than it uses hence…

We tend to be interested by anything that has a solar panel, and that is no exception: Noon has the Logan solar bag that has a large solar panel in the back. I wondered why they would put the panel in the back considering I want to be able to charge it when I’m walking. You can revert the bag…