Mechanism: NoOrigin: CN(Origin)SIM Card Available: NoSystem: Android WearGPS: NoType: On WristCompatibility: All CompatibleFunction: PassometerRear Camera: NoneRAM: 512mbWaterproof Grade: Life WaterproofMultiple Dials: YesBattery Capacity: 120-180mAhNetwork Mode: NoneStyle: SPORTScreen Shape: ROUNDAPP Download Available: YesCase Material: ALLOYDisplay Size: 1.22inchBand Material: LeatherApplication Age Group: AdultBattery Detachable: NoBand Detachable: Yes