| BasicInformation | |
| Model | LYNWO M4 |
| Color | Black /blue /rose red |
| Material | Case, Medical class ABS+ PC, Band, Medical class TPU |
| Display Size | 0.86 Inch OLED screen,96*32dbi |
| Description | 1: Blood pressure test |
| 2: Smart heart rate |
| 3: Switch between portrait and landscape screen |
| 4: Sports records (step, calorie , distance) |
| 5: Sleep monitoring. |
| 6: Moving and sleeping information sharing |
| 7: Alarm clock remind |
| Processor | Nordic51822 (lowest power Bluetooth chip) |
| Senser | 3-axis accelerometer |
| Operation | Touch |
| NFC | Support |
| Motor | Support |
| Motion | Support |
| Compatible OS | Compatible with Android 4.3 and above / iOS 7.0 and above Bluetooth V4.0 smart phones |
| Language | Chinese, English, Japanese, Korean, German, Russian, Spanish, Italian, French, Vietnamese |
| Bluetooth | Bluetooth 4.0 |
| Antenna | Ceramic antenna |
| Dimensions | 46.3mm×18mm×13.4mm |
| NetWeight | 20g(Including battery) |
| Battery | 180mAh Li-polymer battery |
| Standbytime | 8 days |
| Waterprooflevel | IP67 |
| Package |
| Weight | 80g |
| Accessories | 1 x Band |
| 1 x User Manual |
