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
Battle of the bands heats up as leaked Huawei Band 4 Pro render shows off colorful options - NotebookCheck.net News
Huawei Band 4 Pro Fitness Tracker Review– Small, but Capable! - NotebookCheck.net Reviews
HUAWEI Band 4, Amber Sunrise, 0.96" TFT color screen resolution: 160 x 80 dpi, 9 Day Battery Life, 5 ATM, GPS (Canada Warranty) - Newegg.com
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