W51 1.47-inch Smartwatch Rectangular Screen Bluetooth Sports Waterproof

With high definition screen, restore nature pure color, clear and vivid.

13 abnormal cardiac signals such as atrial fibrillation, bradycardia and arrhythmia were collected and monitored. In case of abnormal heart, abnormal ECG signals were recorded for analysis and diagnosis of heart health.

HRV is heart rate variability, which refers to the variation of the difference in each heartbeat cycle. HRV is an important indicator to judge the ability of neural activity to regulate the cardiovascular system, and is highly correlated with a variety of cardiovascular diseases and sudden death.

Features:

• Display: 1.47-inch HD color screen
• Chip :GR5515
• Battery capacity :210mAh
• Waterproof level: | P67
• Standby time: 15 days
• Bluetooth version: 5.1
• Support system: I0S8.0 or above, Android4.4 or above
• Charging time: 2 hours
• Material: Toughened glass /ABS+PC/ silicone strap
• Weight: 32g
• Package: 1* Watch (no power adapter)