M3 Smart bracelet band heart rate monitor Blood pressure Fitness Tracker
Product Description:
- Model: M3
- Battery: 90mAh built-in battery
- Main Screen:0.96 inch OLED Color display
- Sleep Monitoring Support
- Call alert Support
- Bluetooth Features and Versions Bluetooth 4.0
- Blood pressure Support
- Blood oxygen Support
- IP67 Professional waterproof
A good smartwatch is compatible with a smartphone or other device and uses an operating system to enhance social interaction, preview the weather or streamline a fitness plan. Common operating systems for smartwatches are Android and iOS.
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