It first made a solar-powered keyboard 15 years ago, the K750, and now the time is ripe for a successor: the Logitech Signature Slim Solar+ K980. However, the K980 struggles to compete with similarly priced keyboards in any way besides solar charging. Expectedly UtilitarianPhotograph: Henri RobbinsThe Slim Solar+ K980 is a standard office keyboard, and it types like one. The Slim Solar+ K980 uses standard silkscreen printing, as opposed to a more durable method like dye sublimation or double-shot injection. Compared to other low-profile Logitech keyboards, like the MX Keys line, both the typing experience and the keycap quality feel underwhelming.