Sat, 09/06/2025 - 17:00 Gizmodo The latest OS version for Withings's smartwatch-in-disguise also brings updates to sleep tracking and health metrics. Tags gadgets, Fitness Trackers, hands-on, IFA 2025, Smartwatches, wearables, Withings Source Withings Updates ScanWatch 2 With 35-Day Battery Life the Apple Watch Could Onl…