Features: [HD Large Display] Featuring 1.7-inch retina HD full-scale large screen with 240*280 resolution, it offers delicate and clear picture quality with more natural and larger viewing field. Bring you a better visual experience. [Exquisite Craftsmanship] Ultra-thin body design with 8.5mm thickness, makes the watch more lightweight. 18 CNC process for aviation aluminum alloy body, creates exquisite details, keeping it stylish, elegant and durable to use. [Health Monitor] Automatically monitor and record your heart rate, blood oxygen and sleep data, helping you adjust yourself for a healthier lifestyle. [Fitness Activity Tracker] Support real-time data recording of 24 motion modes. The activity tracker can accurately record your all-day sports data including step, distance and calories. [Smart Reminder] After connected to the phone, it will provide synchronous display of message, call or social APP to remind you of important information. [Long-Lasting Battery Life] With low power consumption BT chip and 180mAh rechargeable battery, it provides 7 days battery life for normal use, and 45 days for normal standby. [IP67 Waterproof] Can be worn while washing hand or in rain, easily adapting to various environment. [Multi-Language Supported] 17 kinds of languages are supported to meet different language users' needs. [User-Defined Watch Faces] Rich exquisite dials are free to switch after connecting with the APP. You can also custom the dial with your favorite pictures. [More functions] Alarm clock, Music control, Weather, Flashlight, Stopwatch, Timer, Find phone, Do no disturb mode, etc. Parameters: Screen Size: 1.7 inches Resolution: 240 * 280 BT: 5.0 Compatibility: Android 4.4 and above or iOS 8.0 and above (iPhone 5S and above) Battery Capacity: 180mAh Working Time: 7 days (normal use) Standby Time: 45 days App: GloryFit Language: English, Chinese, Traditional Chinese, Japanese, German, Korean, Italian, French, Spanish, Portuguese, Russian, Polish, Dutch, Czech, Indonesian, Indian, Arabic