Voice assistant built-in : YES Bluetooth-compatible Version : 5.0 Metrics measured : Heart Rate Monitor,Other Activity Tracked : Other Category : Smart Watches Battery Detachable : No Movement Type : Electronic Style : Fashion Application Age Group : Adult Screen Shape : Square Case Material : Alloy Band Material : Alloy Waterproof Grade : Life Waterproof SIM Card Available : No Mechanism : Yes Multiple Dials : Yes GPS : No Network Mode : None Battery Capacity : 120-180mAh Rear Camera : None RAM : <128MB ROM : <128MB System : None Type : On Wrist Compatibility : All Compatible Language : English,Russian,Spanish,Portuguese,Turkish,Italian,French,German,Japanese Function : Passometer,fitness tracker,sleep tracker,Mood Tracker,Message Reminder,Call Reminder,24 hour instruction,Alarm Clock,Month,Heart Rate Tracker,Interactive Music,Noctilucent System : None SIM Card Available : No Type : On Wrist Mechanism : Yes Compatibility : All Compatible ROM : <128MB Rear Camera : None Waterproof Grade : Life Waterproof CPU Model : HS6621 Battery Detachable : No Screen Shape : Square Display Size : 0.96inch Certification : CE,RoHS Application Age Group : Adult Style : Fashion Movement Type : Electronic Feature 4 : Smart Watch 2021 Feature 3 : Smart Watch Women