Features: 1. Innovative interaction design: clicking, swiping left, swiping right can be controlled, compared with many bracelets that only support click control, it is more convenient to use. 2. Intelligent health data monitoring, which can measure heart rate, blood oxygen index, and monitor sleep quality. 3. Support body temperature measurement. 4. Built-in outdoor running, outdoor cycling, outdoor walking, indoor running, free training and other sports modes, complete recording of sports data. 5. Use with mobile APP, Bluetooth fast connection, and fully view data on the APP side. 6. The bracelet is light and small, weighing only 22g, rounded frame design, no cuffs, no discomfort in wearing for a long time. 7. A variety of practical tools, such as raising your wrist to take photos, call reminders, message reminders, sedentary reminders, stopwatches, countdowns, find mobile phones. 8. Ultra-low power consumption work, the battery can be used for 7-10 days Parameters: Material: TPU plastic glass Bracelet body size: 44.5*20mm Weight: 22g Suitable wrist diameter: 140-210mm Screen size: 0.96 inches Control mode:double-touch left and right sliding operation + single-touch operation, APP interconnection Compatible APP: Deepfit Connection: Bluetooth 5.0 APP compatible system: Android 5.0 and above, IOS 10 or above MAIN CONTROL CHIP: REALTEK 8752CJ Battery capacity: 90mAh Battery life: 7-10 days Charging method: USB charging Main functions: call reminder, sleep detection, message reminder, etc Waterproof grade: IP68 Watch languages: Chinese Simplified, Chinese Traditional, English, Japanese, Korean, German, Russian, Spanish, Italian, French, Portuguese, Swedish, Turkish support 13 languages APP language: Chinese Simplified, Chinese Traditional, English, Japanese, Korean, German, Russian, Spanish, Italian, French, Portuguese, Swedish, Turkish support 13 languages Package Included: 1 x Smart Band 1 x Manual