Mechanism: Yes System: Android Wear Type: On Wrist Compatibility: All Compatible ROM: <128MB Function: Passometer Function: Fitness Tracker Function: Sleep Tracker Function: Message Reminder Function: Call Reminder Function: Answer Call Function: Dial Call Function: Remote Control Function: Push Message Function: 24 hour instruction Function: Chronograph Function: Alarm Clock Function: Power Reserve Function: week Function: Heart Rate Tracker Function: Interactive Music Function: Noctilucent Function: Calendar Rear Camera: None Language: english Language: Russian Language: Spanish Language: POLISH Language: Portuguese Language: Turkish Language: French Language: German Language: Japanese Language: Dutch RAM: <128MB Waterproof Grade: Life Waterproof Multiple Dials: Yes Battery Capacity: 180-220mAh Network Mode: None Style: SPORT Movement Type: Electronic Screen Shape: Square Resolution: 240*280 APP Download Available: Yes Case Material: Alloy CPU Manufacturer: Mediatek Display Size: 1.69inch Band Material: Stainless Steel Battery Detachable: No Band Detachable: Yes Compatible System: Android 5.0 IOS 9.0 and above Bluetooth: Bluetooth 5.0 Function 1: heart rate monitor watch Function 2: men smart watch Function 3: smart watch women Function 4: Smart watch Function 5: pedometer watch