The device is difficult to read in sunlight, although it is suitable as a gift. You can also download the Huawei health app to get better settings. Battery life is up to 14 days, and it charges within 100 minutes. The band may be available in orange, pink, and black. Bluetooth 4.2 LE is one of the most important connectivity features Band 4 Pro, which is used to connect to a smartphone.
The screen and glass are set in a thin, dark-gray plastic frame. The visible area is smaller, measuring approximately 46 mm in length. It weighs 5.3 ounces with the strap. At the bottom of the watch is a small rectangular button that serves as the navigation button for EMUI. Five brightness levels are available; you can adjust the brightness according to your needs. It has a calorie-counting function for use at the gym or at home. Battery life is exceptionally good; no charger is required because the band has a USB plug designed in a style that is truly appreciated by all customers.
The strap is made of silicone rubber and retains the Huawei logo. The strap has a matte finish and can be removed by pressing the button and pulling part of the strap to the side. The strap is 85 mm long and 17 mm wide. The band has a 100 mAh battery. To charge it, remove the lower half and connect it to a USB port. The band is water-resistant to 50 meters, but it can be worn while washing your hands or in the rain; it should not be worn in the shower, while swimming, or in extremely hot climates. The 6-axis motion sensor enables not only step counting but also swimming and rowing.
The sleep monitor identifies waking phases and different sleep levels objectively and consistently. It also provides tips for better sleep. One thing to remember is that it is not a diagnostic device for preventing, treating, or curing any disease; all the functions described above are intended solely for personal monitoring.