| Model NO. | TK20 |
| Material | Silicone |
| Feature | Bluetooth, Water Resistant |
| ECG+PPG | Yes, Support |
| Battery Capcaity | 280mAh |
| Waterproof | IP68 |
| Screen Type | IPS HD TFT |
| Charging Type | Wireless charging |
| ECG chip | VC8808 |
| PPG chip | VP60A2 Heart Rate |
| Endurance Time | Use for 7-12 days and stand by for 30-40 days |
| BLuetooth | 5.0BLE (low power consumption) |
| Color | TPU black, blue, red, leather black, leather brown |
| Screen Size | 1.39inch |
| Blood Glucose | Yes, Support |
| Blood Pressure | Yes, Support |
| Thermometer | Yes, Support |
| Heart Rate | Yes, Support |
| Transport Package | Giftbox Package |
| Specification | CE, RoHS |
| Trademark | OEM |
| Origin | Shenzhen, China |
| HS Code | 85176290 |
| Production Capacity | 2000PCS/Day |