•Gain peace of mind with on-demand blood oxygen, plus track overnight breathing disturbances as well as average blood oxygen during sleep. •Receive heart health notifications that may direct you to take an on-demand electrocardiogram to detect atrial fibrillation. •Monitor every move with 40+ activities recognized, assess your performance with heart rate zones, Fitness Level via VO2 max estimation, and see progress towards goals right on the watch. •Enjoy life more with 24/7 tracking for 30 days before needing to recharge, and a watch made with premium materials so you can lead an active life with confidence. •Wake to your Sleep Quality Score and deep dive into your sleep metrics with info on how to improve them. ScanWatch 2 is more than a hybrid smartwatch, it is a health guardian on duty 24/7. This next generation includes new and exclusive sensors, including TempTech24/7 module — which for the first time, delivers day & night body temperature variation tracking, alongside proactive heart health notifications, atrial fibrillation detection* via a 1L ECG, and blood oxygen levels. Together these sensors can help anyone maintain a healthy lifestyle, effortlessly. ScanWatch 2 also features its trademark sleep and activity tracking plus an extraordinary battery life of 30 days before needing to be recharged. Features: Black (band) Weight: 34.6 Grams Water Resistance: Water-Resistant Product Model: Withings ScanWatch Connection Type: No Wired Connecti