As much as I love trying out new technology, the thought of yet another gizmo to keep charged up doesn't fill me with joy. If you're the same, you're going to find a lot to like about Logitech's new Signature Slim Solar+ K980 solar-powered keyboard.

This $99.99/£99.99 wireless keyboard, as the name suggests, is powered entirely by that giant ball of fire in the sky. No charging brick, no cable and no port anywhere on the device to plug it into. All you need to do is switch it on, pair with your PC or Mac and you're up and running.

I've got some experience with Logitech keyboards. At home, I use a Logitech Signature K650, while the Logitech Keys-To-Go 2 portable keyboard comes with me out and about. The Solar+ K980 is somewhere in between. It's a full-sized keyboard, so you get the benefi

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