Parameter: Display: 1.52-inch TFT screen Resolution: 360*360 pixels FLASH：128M Bluetooth: BLE5.0/BT5.3 Battery capacity: 400 mAh Function: ▶Basic functions of the firmware: weather, sleep, heart rate, blood pressure, blood oxygen, alarm clock, sedentary/drinking water reminder, music control, remote photography, message reminder, Alipay, search for mobile phone/watch, female function, sidebar, component editing and other functions ▶Sports mode: 21 sports modes (walking, outdoor running, cycg, exercise bike, swimming, yoga, elliptical hine, basketball, football, badminton, Table tennis, rugby, tennis, baseball, rope skipping, mountain climbing, long jump, hula hoop, volleyball, golf, sit-ups) ▶Dynamic heart rate: supports all-day heart rate detection ▶Blood Oxygen: Supports red light and infrared light sensors to measure blood oxygen saturation. It can only support manual single measurement and does not support all-day detection. ▶Message and call reminders: phone calls, text messages, emails, WeChat, QQ, Facebook, Twitter, WhatsApp, kedIn, Instagram, Messenger, Snapchat, e, Kakao Talk, Viber, Skype ▶Call: diag, frequently used contacts, call records, music playback, voice assistant ▶Dial selection: supports built-in fixed dials + push dials (push massive dials in the dial market through the APP) language: ▶Languages supported by the watch: Chinese, Chinese Traditional, English, German, French, Italian, Spanish, Japanese, Polish, Russian, Portuguese, Korean, Vieamese, Arabic, Hebrew, Thai, n, Turkish , Czech, Dutch, Indonesian, Malaysian, h, Greek, Romanian, Hindi, Persian, factory default English ▶app language: Language: English, Chinese Simplified, German, French, Arabic, Czech, Greek, Spanish, Japanese, Italian, Korean, Dutch, Polish, Portuguese, Russian, h, Swedish , Thai, Hungarian, Slovak, n, Albanian, Turkish, Ukrainian, Vieamese Packing list: Smart watch*1 Instruction manual*1 Charger*1 Original box*1