? Life Waterproof :Can be worn while swimming or showering without worrying about water damage. ? Interactive Music :Can control music playback and receive calls directly from the watch. ? Square Screen Shape :The square screen shape provides a clear and easy-to-read display. ? Multiple Dials :Can choose from a variety of watch faces to match personal style. Cannot use SIM card Hign-concerned Chemical None Battery Life 3? Band length[mm] 215 Band width[mm] 34 Weight[g] 49 SIM Card Slot NO Voice assistant built-in no Bluetooth-compatible Version 5.3 Wi-fi no Metrics measured other Activity Tracked other,Steps Tracker,Activity Tracker Touch Screen YES Category Smart Watches App name LEFUN Screen Material LCD CPU Model 6958C3 Band Detachable Yes APP Download Available No Battery Detachable No Resolution 240*280 Display Size 1.68 inches Movement Type Electronic Style SPORT Application Age Group ADULT Screen Shape SQUARE Case Material Alloy Band Material Silica GEL Waterproof Grade Life Waterproof SIM Card Available Yes Mechanism No Multiple Dials Yes GPS No Network Mode None Battery Capacity 120-180mAh Rear Camera None RAM 128MB ROM 128MB System Android Wear,Android OS,IOS Type On Wrist Compatibility All Compatible Language English,Russian,Spanish,POLISH,Portuguese,Turkish,FRENCH,german,Norwegian,KOREAN,UKRAINIAN,HEBREW,Dutch,Arabic,Indonesian,Greek Function Passometer,fitness tracker,Message Reminder,Call Reminder,Answer Call,Dial Call,REMOTE CONTROL,Push Message,Alarm Clock,Interactive Music