Y68 Smart Watch band, Wristbands Sport Fitness Pedometer Color Screen Walk Step Counter Children Men Women Smart Bracelets Sport Watches _SIM Card Available: NoSystem: Android OSSystem: iosGPS: NoMechanism: Yes Type: On WristCompatibility: All CompatibleROM: 128MBFunction: PassometerFunction: Fitness TrackerFunction: Sleep TrackerFunction: Message ReminderFunction: Call ReminderFunction: Remote ControlFunction: Alarm ClockFunction: WeekFunction: MonthFunction: Heart Rate TrackerRear Camera: NoneLanguage: EnglishRAM: 128MBWaterproof Grade: Life WaterproofMultiple Dials: YesBattery Capacity: 120-180mAh Network Mode: NoneStyle: SPORTMovement Type: ElectronicScreen Shape: SquareAPP Download Available: NoCase Material: AlloyBand Material: Silica GelApplication Age Group: AdultBattery Detachable: NoBand Detachable: YesResolution: 240*240Display Size: 1.3inchModel: Y68/D20Pro Smart WatchFeature 1: Heart Rate Monitor Smart WatchFeature 2: Bluetooth Sport WatchFeature 3: Fitness Tracker Smart WatchFeature 4: Bluetooth Smart WatchFeature 5: Fitness TrackerUSB Quick Removal Direct Charge