Fangrui Product Details 1. Loaniy E86 1.7 Inch Heart Rate Monitoring Smart Bluetooth Watch, Color: Black 2. Material: Metal, Siliconesteelleather, Electronic Components 3. Functions: Multiple Sports Mode Tracking, Heart Rateblood Pressureblood Oxygen Monitoring, Breathing Exercise, Dialinginformation Reminder, Sleep Monitoring, Audio And Video Entertainment, Smart Reminder, Remote Control Selfie 4. Screen Size: 1.7 Inches (ips Screen) 5. Languages: Chinese, English, German, French, Russian, Portuguese, Japanese, Arabic, Danish, Korean 6. Screen Resolution: 240 X 280pixel 7. Bluetooth Version: 5.0 8. Wireless Distance: 5-10m (inclusive) 9. Body Memory: 64m 10. Wearing Method: Wristband Type 11. Compatible System: Fully Compatible 12. Communication Function: Support 13. Battery Capacity: 200mah Lithium Battery 14. Charging Method: Magnetic Charging 15. Operation Mode: Touch + Button 16. Waterproof Grade: Ip68 17. Magnetic Fast Charging, More Convenient To Use, Fast Full Charge 18. Led Light Sensor Design On The Back Of The Watch, Real-time Detection Of Blood Pressure, Heart Rate, Blood Oxygen