Support language: The bracelet interface supports English, Simplified Chinese, French, German, Italian, Spanish, Russian, Portuguese (multi-language support for message content push) Introduction to watches Screen: 1.28" 240240 full fit full touch screen Battery: 220 mAh polymer Packing box size: 15.17.5*3.0cm Bluetooth: 4.0 Support mobile version: iOS 9.0 and above Android 5.0 and above Features Incoming call/SMS content push Information Reminder There are function enable switches on the APP side (incoming calls, text messages, Wechat, QQ, Facebook, Twitter, LinkedIn, WhatsApp, Line, Instagram, Snapchat, Skype and other mobile applications) and events such as sitting, alarm clock, drinking water, taking medicine, etc. Information reminder, alarm clock, photo, raised wrist screen, sedentary reminder, stopwatch, countdown, search for mobile phone, bracelet brightness adjustment, bracelet screen duration adjustment, step counting, heart rate data synchronization APP support, exercise, mileage, calories, Steps, sleep, total sleep, deep, light sleep time, history record, heart rate, blood pressure, sleep, exercise 1. After receiving the watch, please charge it first. Due to long-term logistics, the watch battery is low. 2. Do not use the smart bracelet in sea water, hot water or warm water! 3. Before use, please scan the QR code in the manual to download the application, and then use the application to connect it to the watch. 4. Wearable devices monitor human activities through electronic sensors. It is at the level of consumer electronics. A certain deviation is normal. Users should treat data objectively. 5. Due to the difference of light and screen, the color of the item may be slightly different from the picture. Thank you!