Amazfit Zepp E Stylish Smart Watch Circle Version, fitness and Fitness Tacker with Heart Rate, SpO2 and REM Sleep Monitoring, Stainless Steel Body with Genuine Leather Band

• Always-on Display
• 7-day Battery Life (Typical Usage)
• Blood-oxygen Saturation Measurement
• All-day Sleep Quality Monitoring 
• Stress Detection
• 11 Sports Modes
• Huami-PAITM fitness Assessment System  
• All-Day Heart Rate Monitoring
• 5 ATM Water Resistance
• Multiple Watch Faces & 2 Customizable
• Phone Music and Camera Control
• App Notifications and Reminders