Features: [Exquisite Craftsmanship]HD large screen with smooth full-touch and outstanding geometric shape, offers ultra-clear view and unique nobility. [Health Monitor] Automatically monitor and record your heart rate, blood pressure and blood oxygen data. Let you know your health condition at any time and anywhere.. [Sleep Monitor] Automatically record your sleep duration to analyze your sleep quality. Help you adjust your rest time for a better sleep quality. [Multiple Workout Modes] Support 7 kinds of sports modes, such as running, cycling, basketball and so on, meeting your different exercise needs. [Smart Reminder] Provide synchronous display of message, call or social APP to remind you of important information. [Multi-Language Supported] 15 kinds of languages are supported to meet different language users\' needs. [IP67 Waterproof] Can be worn while washing hand or in rain, easily adapting to various environment. [More Functions] Step, Distance, Calories, Music control, Remote camera, Weather, Timer, Alarm clock, Flashlight, Brightness adjustment, No disturb, etc. Parameters: Screen: 1.4 inches full-touch screen Resolution: 240*240 pix BT: 4.2 Compatibility: Android 4.4 and above or iOS 8.0 and above Battery Type: Lithium Polymer Battery Battery Capacity: 170mAh Charging Time: about 2H Working Time: 5-7 days Standby Time: 20 days App: Da Fit Language: English / Simplified Chinese / Japanese / Korean / German / French / Spanish / Arabic / Russian / Traditional Chinese / Ukrainian / Italian / Portuguese / Indonesian / Thai