Lenovo’s Yoga Solar PC Concept is one of the coolest devices we’ve seen at Mobile World Congress 2025. If the name didn’t give it away, this is a laptop that can charge up its internal battery with nothing but sunlight.

Samsung and Lenovo had the most interesting folding concept devices to show off at the annual trade show in Barcelona.

At Mobile World Congress (MWC) 2025 in Barcelona, Lenovo unveiled a groundbreaking innovation: the Solar Yoga PC, a laptop that charges itself by harnessing sunlight. This pioneering device marks a significant leap in sustainable technology, integrating advanced solar energy conversion features to extend battery life — even in low-light conditions.

At Mobile World Congress 2025, the company also teased a solar-powered laptop and an accessory that adds two extra screens to your portable PC.

Lenovo is showing off its most outlandish concept designs at Mobile World Congress, including an OLED screen that folds backwards and a triple-monitor laptop expansion.

Lenovo is always good for a few concept devices at a trade show like Mobile World Congress, and that's no different this year. One of the more popular

Present Concept, Future Perfect? The first Lenovo concept is Lenovo’s AI Display, a monitor that aims to optimize the user experience with artificial intelligence.

The new Yoga Solar PC Concept, featuring a 24% solar energy conversion rate, was revealed in Barcelona this week.