Rooms in leading hotels may have 110 volt outlets.

Telephone lines (credit cards required) and 110 volt electrical outlets media using laptops must provide their own modems

This is a 100,000 volt Tesla coil that I built in my bedroom, much to the dismay of my mother.

This little unit here remember your little 12 volt plug in the car, that charges your, whatever, Game Boy, telephone?

Diesel driven generators provide 240 volt electric power for approximately four hours each evening and for two hours each morning.

Perhaps more interesting about this little engine is it'll burn any fuel, because some of you might be skeptical about the capability of this to have an impact, where most of the world you can't simply plug into your 120 volt outlet.