Honor Band 4 is equipped with 0.95 inch large color screen design. Its screen is made of AMOLED material. It has a delicate display effect and can be seen clearly in the sunshine. Honor Band 4 uses skin-friendly silicone wristband, which has three colors: meteorite black, midnight blue and coral powder. Even if you wear it for a long time, you will feel very comfortable.

Honor Band 4 supports multi-environment sports mode support. It can automatically monitor outdoor running, indoor running, outdoor walking, outdoor cycling, indoor bicycle, free training, and swimming pool.

Honor Band 4 supports continuous heart rate measurement for 7X24 hours in real time. When the function is turned on and the user wears the bracelet on his wrist, Honor Band 4 can monitor the user's heart rate at any time. The Bracelet incorporates Huawei TruSeen Heart Rate Technology, which has been developed by Huawei for 4 years. The innovative PPG module design makes heart rate monitoring data more accurate.

At the same time, the scientific sleep monitoring function of Honor Band 4 can monitor the wearer's sleep quality, give reasonable suggestions for improvement, and help the wearer adjust the sleep quality, so that users can develop good sleep habits, and ultimately improving the overall sleep quality.

This has been certified by authoritative institutions. Sleep monitoring of Honor Band 4 not only cooperates deeply with CDB Center of Harvard Medical College, but also has been verified by clinical comparison of domestic third-class hospitals, which is authoritative and reliable.

As for the endurance, Honor Band 4 also performed very well. It can be used for a week. Honor Band 4 is just priced at $39.99 on GearBest, which is very cost-effective. And it has been one of the best selling smart bands on GearBest.