KC86 1.43 inch Color Screen Smart Watch, Support Bluetooth Call Health Monitoring About Product 1. CPU:REALTEK8763E-VP 2. Bluetooth Version: BLE 5.2 3. Battery capacity: 450mAh 4. Bracelet memory:RAM: 578KB+ROM: 128MB 5. Standby time: About 60 days 6. Working time:About 7-10 days 7. Charging method: Magnetic charging 8. APP: DAFIT 9. APP supports languages: Arabic, Bulgaria, Czech Republic, Denmark, Germany, Spain, Finland, France, India, Croatia, Indonesia, Italy, Japanese, South Korea, Norway, Netherlands, Poland, Pashto, Portugal, Russian, Sweden, Thailand, Ukraine, Vietnam, Simplified Chinese, English, Traditional Chinese 27 languages 10. Watch supports languages: English, German, French, Italian, Greek Latin, Spanish, Portuguese, Romanian language, Polish language Russian, Ukrainian language, Rusyn language, Belarusian language, Bulgarian language, Serbian language, Macedonian language, Croatian language, Bosnian language, Thai, Hindi, Sanskrit, Nepali language, Cambodian, Vietnamese language, Lao language, Persian language, Kurdish languages, Pashto, Punjabi language, Turkic, Berber, Malay language, Turkish language 11. System requirements: android4.4 or above ios9.0 or above Main Function 1. Heart rate monitoring,blood pressure monitoring,blood oxygen monitoring 2. Step,distance,calorie 3. Sleep monitoring (sleep duration, sleep quality) 4. AI voice assistant, bluetooth call making function, altitude pressure compass, flashlight function,stopwatch, timer 5. Brightness adjustment, off screen time setting, wrist turning on screen,do not disturb mode, time format, weather forecast 6. Music control, alarm clock, search phone,water reminder, remote photography, female menstrual reminder 7. Message push reminder:short mail,Wechat, QQ, Mail, Facebook, Twitter, WhatsApp, LinkedIn, Instagram, Line, Kakao Talk, Viber, Skype, Telegram