Lexin bracelet is one of Lexin's main products and a wearable smart device. It was launched on June 20 14. Lexin Bracelet strategically cooperated with WeChat and became the first intelligent hardware brand to access WeChat. Lexin bracelet is one of Lexin's main products and a wearable smart device. It was launched on June 20 14. Lexin Bracelet strategically cooperated with WeChat and became the first intelligent hardware brand to access WeChat. Users can easily manage sports, challenge sports goals and interact with WeChat friends through WeChat without downloading the APP. At the same time, it also has the functions of walking monitoring, mileage monitoring and calorie monitoring. MamboHR is a professional sports bracelet for heart rate monitoring released by Music 20 15. The price is 169 yuan. MamboHR is an upgraded version of mambo. In addition to the core functions such as heart rate monitoring, walking monitoring, mileage monitoring, calorie monitoring and sleep monitoring, it also has practical additional functions that can optimize daily life: time display, call reminder and intelligent alarm clock. You can choose colorful straps to meet your daily matching needs.