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, Pink Gold

Huawei Band 4 Pro Button: Full screen touch + Home button Bluetooth frequency: 2.4GHz Bluetooth 4.2?Bluetooth connection distance less than or equal to10m (in an open area) Sensors: 6-axis IMU sensor (Accelerometer sensor, Gyroscope sensor), Optical heart rate sensor, Infrared wear sensor. Battery Capacity: Typical value at 100mAh, Charging time: about 100 minutes (under 25 °C ambient temperat...