This is a lot better than using cell phones to set off roadside bombs. It gives a whole new meaning to the phrase, “reach out and touch someone.” (Slightly work unsafe for both links.)
And if you’re the do-it-yourself type, here’s a site with a lot of tips for just using stuff around the house…
Check out the main site there too–not just the cell-phone pages. It’s just the place for pervs on a budget.