HAMTOD NX3 1.83 inch Smart Watch Support Bluetooth Call / Sleep / Heart Rate / Blood Oxygen / Blood Pressure Monitoring (Black)

Specifications1. Main CPU: RTL8762DK+HN333 2. Memory RAM+ROM: RAM:256KB+ROM:192KB(Flash 64MB) 3. Screen display LCD: 1.83 inches IPS screen Resolution: 240*284 4. Display brightness / assembly brightness: more than 300 lumens 5. Touch screen: G+F anti-fingerprint oil hardness 6H 6. Material: Zinc alloy middle frame + plastic bottom case (ABS) + silicone strap 7. BT version: BT 5.1 8. Battery capacity: Polymer lithium battery 410mAh with battery protection IC 9. Standby time: 30 days 10. Working time: About 10 days 11. Charging time: 3 hours 12. Gravity sensor: Sitron STK8321 13. Heart rate sensor: X3605 14. Motor: Built-in size: Flat motor 0827 15. Charging cable: Magnetic charging cable with patch protection IC 16. Speaker: AAC-1508 (waterproof speaker) 17. Microphone: TMG4015FS-W38 (waterproof microphone) 18. Waterproof grade: IP67 19. Charger requirements specifications: Accessories do not include chargers charging 1A or belowFunctions1. APP: Fitcloudpro 2. Functions: BT call h