HD Glass Screen Protector Film For E7 E7-4G V5K Baby Kids

Welcome to my store, we have many kinds of price products, we launch new products every day, please follow my store and pay more attention, for more products, Please click on the seller information to enter our store to buy, we hope give you a pleasant shopping experience. Thank you and have a nice day. The bracelet was supposed to be an ornament, but that was only before smart technology opened its doors. Now it is trying to record a series of related data such as the user's fitness effect, sleep quality, diet arrangement and habits, and can synchronize these data to the user's mobile terminal device, which may be based on its own "analysis function" Give relevant suggestions and play a role in guiding healthy life through data. It can be said to be a high-end pedometer. It has the functions of ordinary pedometers for general step counting and measuring distance, calories, and fat. It also has special functions such as sleep monitoring, high-grade waterproof, Bluetooth 4.0 data transmission, and fatigue reminder. [4]. As a wearable device, smart bracelets tend to look cool. The design style of the smart bracelet is quite tempting for users who are accustomed to wearing jewelry. The small smart bracelet is small in size, but its functions are relatively powerful. Its development involves the transmission of smart bracelet MCU data commands to Bluetooth IC, the data communication protocol from Bluetooth to APP, the implementation of communication debugging logic from APP to the mobile phone, and the implementation of APP. A series of development such as database algorithm design from data to cloud server

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