Lenovo Self-Charging Kit Concept CES 2026: The End of Battery Anxiety

Charging cables might finally become a relic of the past. At CES 2026, Lenovo just unveiled its Self-Charging Kit Concept, featuring a mouse and keyboard that harvest energy from the light already in your room. It's one of the industry's first attempts at a 'true no-charging' experience for PC peripherals.

Lenovo Self-Charging Kit Concept: Harvesting Light at 50 Lux

What makes this tech impressive isn't just that it's solar—it's how little light it needs. Using what Lenovo calls 'next-level light-harvesting technology,' these devices can charge in environments as dim as 50 lux. To put that in perspective, a typical grocery store sits between 200 and 500 lux. This means the kit could theoretically stay powered even on an overcast day in a dimly lit home office.

The design integrates the charging panels directly into the hardware: right above the arrow keys on the keyboard and across the entire top surface of the mouse. Beyond power, the kit includes three Bluetooth buttons for multi-device switching and a dedicated eco mode to squeeze every drop of efficiency out of the internal battery.

Setting a New Benchmark Against Logitech

While solar-powered peripherals aren't entirely new—Logitech has offered them for years—Lenovo's concept pushes the technical boundaries further. Logitech’s existing solar models generally require at least 100 lux to maintain a charge. By halving that requirement to 50 lux, Lenovo ensures its devices are more reliable in real-world, low-light indoor conditions.