Amazfit Zepp E Square Men's Smart Watch for Android Phone iPhone Health Fitness Tracker, 5 ATM Waterproof, Always-On Display, Heart Rate, Blood Oxygen, Sleep, Stress Monitoring, Polar Night Black
- ...ts or while performing high-intensity sports. With Zepp E, you can measure your current blood-oxygen saturation instantly from your wrist..
- SLEEP QUALITY MONITORING: Monitor light sleep, deep sleep, rapid eye movement (REM), and awake time. It also provides you a score on sleep quality and breathing quality. It even monitors your 20-minute nap during the day..
- 7-DAY BATTERY LIFE: Zepp E endures for up to 7 days in typical usages mode for a single full charge, which free you from the daily recharge..
- NOTIFICATIONS AND ALARMS: You will also receive notifications when your heart rate exceeds the recommended limit. Zepp E Circle receives notifications for incoming calls, emails, messages and other applications without having the phone.
- sedentary reminders if you've been sitting too long..