electric generator

I think there is a possibility that more devices like laptops, tablets, radios, smartphones, and flash lights will come with solar panels for generating electricity from the sun, or a hand crank to generate power by cranking a crank, so people won't need to buy electricity from their local...

This fidget spinner electric generator with a lightbulb can be useful during power outages when all your electrical powered devices no longer turn ON because of NO power, and you need something like a Fidget Spinner to pass the time. The light can be useful for shining on a book to read, or...