Kospet-Rock Large Screen Smart Watch Heart-Rate Blod Pressure Bluetooth for Arm View Monitor Smart Watch Specification Brand Kospet Model Rock Bluetooth Version BT 5.0 Compatible OS Android 5.1 or above, iOS 10.0 or above Operating Mode Full APP Name DaFit App Language English, Arabic, Danish, German, Spanish, Finnish, French, Itan, Japanese, Korean, Dutch, Norwegian, Polish, Portuguese, Russian, Swedish, Thai, Ukrainian, Chinese, Traditional Chinese Band Language English (default), French, German, Itan, Spanish, Portuguese, Russian, Japanese, Korean, Afghan, Ukrainian, Simplified Chinese, traditional Chinese Special Features Waterproof 3ATM Support Blood Pressure Monitor Support Blood Oxygen Monitor Support Breathe Training Support Multi-sport Modes Support(20 Kinds Sport Modes) Pedometer Support GPS Route Track Support(Use with APP) Call or Message Reminder Support Customized Watch Face Support APP Watch Face Push Support Reject Call Support Call ID Display Support Alert Type Vibration Auto Light-up Screen Support Stopwatch Support Music Control Support Camera remote control Support Weather Display Support Flashlight Support More Functions Support Alarm,Calendar,Sedentary reminder,Anti-lost,Brightness control Technical Parameters Sensor G-sensor,Heart Rate Sensor Screen Size: 1.69 inch Type: TFT Resolution: 240*280 Battery Battery Capacity: 350mAh Standby Time: About 50 days Using time: About 14 days Charging Time: About 2 hours Charging Type: Magnetic Charging Appearance & Details Weight and Size Dial Size: about 48 x 43 x 13mm Band Size: about 265 x 20mm Package List: 1 x Kospet Rock Smart Bracelet 1 x Protective Film 1 x Charging Cable