Product features:

1. USB direct charging black technology is convenient and does not require a charging cable. The wristband design allows for quick disassembly and insertion of the USB to charge, eliminating the need for cumbersome charging cables

2. The precision of the strong alliance is comparable to that of a heart rate wristband. It uses Silicon Labs, a new generation of sensors from the United States, combined with the sixth generation health power monitoring technology developed based on heart rate big data of millions of people. Combined with intelligent heart rate algorithms, the measurement is more accurate

3. Your wrist private teaching professional sports mode monitoring scientific running training system, tailored for you to enjoy professional guidance at any time, supports all-round sports data tracking and training data at a glance, IP67 waterproof, supports hand washing and wearing

4. Color flows between the wrists. The colorful strap can be matched with ergonomic design and classic hole buckle design, suitable for various wrist upgrades. It is soft, comfortable, tough, wear-resistant, sweat resistant, breathable, and can be paired with multiple colored straps

5. Intelligent and thoughtful reminder: The large screen displays incoming phone numbers, unread messages, real-time information viewing, and intelligent reminders of historical information. Simply lift your wrist to browse the content, connect your phone to take photos, and silently vibrate the alarm clock during sleep