Specification Model HK8 Pro Bluetooth Version BT5 0 Compatible OS Android 4 4 or above iOS 9 0 or above Operating Mode Full Touch Screen APP Name FitCloudPro Watch Language Chinese English German Russian Portugal Spain French Japanese Arabic Netherlands Italy Czech Republic Greece Hebrew Indonesia Korean Malaysia Poland Thai Vietnam Finland Romania Turkey Croatia APP Language Simplified Chinese traditional Chinese English Ukrainian Russian Croatian Hungarian Turkish Greek German Italian Czech Slovak Japanese French polish Persian Thai Swedish Finnish Dutch Portuguese Spanish Albanian Arabic KoreanSpecial Features Information Reminder bluetooth Calling Call Reminder Call ID Display Call Records Message Reminder Reject Call APP NotificationHealth Heart Rate Monitor Blood Pressure Blood Oxygen Monitor Sleep Monitor Menstrual Cycle Reminder Sedentary Reminder Drink Water Reminder Exercise and Record Multi Sports Modes Pedometer Calories Distance Application Music Control Camera Control Weather Display Calendar Alarm Multiple Dials Custom Watch Face Raise to Wake Screen Do not Disturb Mode Find Phone NFC Always on Display Al Voice Assistant Alipay Offline paymentTechnical Parameters Waterproof IP68 Screen Size 1 36 inch Type AMOLEDResolution 390 390 pixels Battery Battery Capacity 300mAh Standby Time About 30 days Using Time About 5 7 days Charging Type Magnetic chargingAppearanceDetailsMaterial Watch Material Zinc A