Bluetooth Smart Watch with Health Sensors and Call Function Brilliant Display and Connectivity Enjoy a 2.04-inch AMOLED Full Touch screen and Bluetooth Voice Calling for seamless communication. Health Monitoring Track your heart rate, blood pressure, and blood oxygen levels, along with cycling and breathing. Customizable and Comfortable Quick access to menus, pop-up notifications, and over 100 multisport training modes. Smart Assistant Integration Use Google Assistant and Siri, and benefit from IP67 water resistance. Long-lasting Battery With a 280 mAh battery, get 5-7 days of use and 10-15 days of standby time. Specifications: Charging Cable: Included Battery: Built-in rechargeable 280 mAh battery GPS: No 24H Clock: Yes Apple Health Support: No Charging Method: Dedicated USB charger Battery Type: Lithium Polymer Battery Voltage: 3.7 volts Blood Oxygen Sensor: Yes Blood Pressure Sensor: Yes Bluetooth: Yes Bluetooth Version: 5.3 Camera Shutter: No Chipset: JieLi 7012A6 Screen Size: 2.04 inches Screen Type: AMOLED Google Fit Support: No Heart Rate Sensor: Yes Built-in Microphone: Yes Music Control: No Notifications: Yes Pedometer: Yes Built-in Speaker: Yes Temperature Sensor: No Vibration: Yes Water and Splash Resistant: Yes