Blackview Dial Call Smart Watch Heart Rate Monitor Sport Fitness Tracker IP68

strap size: total length 265mm, adjustable:170-248mm,strap width:22mm Smart watch Dimensions:54 x 43 x 12.9mm,Pixels: 240RGB*286 support: Android4.4 , IOS8.0 above One-tap active AI voice assistant ,send required easily,you can ask the smart watch to help you ,like :"call XXXXXX",How is the weather day""play music",that is very easy to use open the AI voice on the smartwatch, talk after touch tab,one-tab to active AI voice assistant Successfully passed 12 (twelve military tests) including, extreme temperature, lower pressure altitude,dust resistance. ensure you can use it in a variety of harsh conditions. support swimming(Note:Do not use in water above 38 ° C, such as showers, saunas, etc. and do not use the Seawater) lt records your walkine distance, step and calorie counting,that will help you improve your exercise plan. Turn on your phone's GPS location permission to record your exercise route and distance. Whether you want walking , running , swimming , skiing , badminton mode... you can find what you need 8 menu modes, more dial scene. More watch faces can be downloaded from "Dafit” app to choose You can also choose your picture as the watch faces, such as your selfie or a photo of your kid, family, pet Bulit-in microphone and speaker,bluetooth 5.0 chips support make call/answer call so easy. you can make calls or answer calls through the smart watch after connecting to Bluetooth, you will not miss any important calls when you are exercising, cycling, running......