Specification Brand LOKMAT Model Ocean Bluetooth Version BT 4.0 or above Compatible OS Android 4.4 or above , i - OS 8.0 or above Operating Mode Single Touch APP Name Dayband App Language Russian,Indonesian,German,Italian,Japanese,French,Simplified Chinese, English,Portuguese ...Specification Brand LOKMAT Model Ocean Bluetooth Version BT 4.0 or above Compatible OS Android 4.4 or above , i - OS 8.0 or above Operating Mode Single Touch APP Name Dayband App Language Russian,Indonesian,German,Italian,Japanese,French,Simplified Chinese, English,Portuguese,Spanish,Arabic,Korean - Special Features Waterproof IP68 Heart Rate Monitor Support Blood Pressure Monitor / Blood Oxygen Monitor / Step Count Support Multi-sport Modes Support Call or Message Reminder Support Reject Call / Call ID Display Support Alert Type Vibration Auto Light-up Screen Support Stopwatch Support More Functions Support Alarm,Calendar,Sedentary reminder,Camera remote control,Anti-lost. - Technical Parameters Sensor G-sensor, Heart Rate Sensor Screen Size: 1.14inch Type: IPS Resolution: 135*240pixels Battery Battery Capacity: 180m - Ah Standby Time: About 10days Using time: About 7days Charging Time: About 2hours Charging Type: Magnetic charging - Appearance Details Weight and Size Dial Size: about 50mm Ban