Luna Smart Ring 2.0 debuts as wearable with dedicated LifeOS AI and long battery life

[Redaktion]

With a battery life estimated at 21 days or more per charge, Luna claims to have launched one of the world's longest-lasting smart rings at IFA 2025. The second-generation wearable is also touted to have one of the best-trained AIs out there, particularly in terms of sleep-tracking and stress detection. The Luna 2.0 ring is also subscription-free and integrates its own chatbot.

https://www.notebookcheck.net/Luna-Smart-Ring-2-0-debuts-as-wearable-with-dedicated-LifeOS-AI-and-long-battery-life.1106828.0.html