Samsung Galaxy Watch 4 Classic

Counts your sheep for you: Know your sleep with our new and improved sleep tracking technology. Plan your bedtime, detect snoring, understand and track your sleep stages (awake, light, deep, REM) via 8 animal sleep symbols representing your sleep type. Better nights lead to better days, The powerful 3-in-1 Samsung Bio Active sensor controls three health sensors effectively. Bioelectrical Impedance Analysis sensor, Electrical Heart sensor (ECG), and Optical Heart Rate sensor. Monitor everything from body fat percentage (BIA) to skeletal muscle weight. All the personal feedback you need to track your progress to a healthier you. It takes about 30 minutes to go from 0% up to 45% charge. Yes, you read that right. With a bigger battery than its predecessors and fast charging, you're ready to go in no time. Introducing our durable Galaxy Watch. Water-resistant, with a harder front display made with premium Sapphire Crystal that's 1.6 times stronger against scratches. Just about anything your day dishes out.