Come and see our amazing products. This smart bracelet is a great assistant in helping keeping a healthy lifestyle. It is designed with smart optical sensor to detect heart rate changes around the clock. A new blood pressure measurement method allows you to regularly check blood pressure and blood oxygen to keep abreast of changes in the body. In addition, it features sleep monitor, fitness tracker and call/message reminder, remote photograph and so on, perfect for outdoor sports, business and travel use. Pls confirm further with us if any query about packing info, inventory status and time schedule.