Huawei Band 4 Review | How to Setup Huawei Band 4 With Smartphone - YouTube
HUAWEI Honor Band 4 Smart Bracelet Black
Amazon.com: HUAWEI Band 4 Pro - Smart Band Fitness Tracker with 0.95 Inch AMOLED Touchscreen, 24/7 Heart Rate Monitor, Indoor Outdoor Pro Tracking, Sleep Monitor, Built-in GPS, 5ATM Waterproof - Graphite Black
Huawei Band 4 arrives with a color display and USB-A charging port - GSMArena.com news