- The Logitech Signature Slim keyboard is charged by light - sun or artificial - so you'll never have to plug it in - It's got a replaceable battery that lasts up to 10 million keystrokes and then you can just pop a new one in - You can connect it to 3 devices and switch between them with a press of a button - To save some time you can use the shortcut keys to control your media, take screenshots or change brightness - Make repetitive tasks a breeze - tailor your keyboard shortcuts to suit your workflow with Logi Options+ App - Its quiet typing lets you stay focused and productive without the clatter of loud keystrokes