The name of Ikea's new SOLVINDEN lamp translates from Swedish as "Sun Wind," as those are the two things that power it. The cordless LED lamp is charged by a combination of the lampshade, which rotates in a breeze, and the sun's rays hitting the solar panel on top. The solar panel also contains a sensor that apparently swiches the lights on when it's dark outside. (There's also an on/off switch.) What we're not sure of is how the $30 SOLVINDEN is meant to be used, as the stalk on the floor-standing model seems a bit flimsy for permanent outdoor use. With no power cables it's conceivable you…

