Hardware and other parameters functional parameters System requirements android5.0 / ios10.0 basic functions dial market quick card function Main control chip Hs6621 screen off time setting 3D dynamic dial Bracelet memory 128m scan code connection bracelet language switching Call Bluetooth AB5376A2 custom component pressure Bluetooth version 5.2 IP68 waterproof password lock screen Heart rate chip SC7R30 weather plum Screen Display 1.35inch AMOLED round screen pedometer music playback Battery capacity 190mAh calories breathing training Standby time 65 days distance time measurement Use time about 10 days Sport mode heart rate Button mode full-screen touch hands up bright screen blood pressure Motor bonding wire motor sleep monitoring blood oxygen Charging Interface magnetic charging call reminder fatigue analysis Waterproof IP68 message reminder calculator Sensor G-sensor 3 axis remind of long-time sitting WeChat Sports Local Dial 5 alarm clock reminder custom dial Dial market 50 stopwatch Health Weekly Menu style 1 find bracelet brightness adjustment APP WearFit pro dial switch OTA upgrade UI language: Chinese, English, Arabic, French, German, Spanish, Portuguese, Russian, Thai, Polish, Italian, Japanese, traditional, Czech, Turkish, Greek, Latin, Romanian, Vietnamese, danish, Message push: Chinese, English, Arabic, French, German, Spanish, Portuguese, Russian, Thai, Polish, Italian, Japanese, traditional, Czech, Turkish, Greek, Latin, Romanian, Vietnamese, danish,