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Posted by Redaktion
 - September 05, 2025, 21:05:05
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