Brand Name: BIOJUETMechanism: NoOrigin: CN(Origin)SIM Card Available: NoSystem: Android OSSystem: iosGPS: YesType: On WristCompatibility: All CompatibleROM: <128MBFunction: PassometerFunction: Fitness TrackerFunction: Sleep TrackerFunction: Message ReminderFunction: Call ReminderFunction: Answer CallFunction: 24 hour instructionFunction: Heart Rate TrackerRear Camera: NoneLanguage: EnglishRAM: <128MBWaterproof Grade: Professional WaterproofMultiple Dials: NoBattery Capacity: <120mAhNetwork Mode: 4GStyle: FashionAPP Download Available: YesDisplay Size: SQUAREApplication Age Group: AdultBattery Detachable: NoBand Detachable: YesCPU Model: Fitbit VersaBand Material: Silica GelDisplay Size: 1.6 inch