["Description:\nbrand new and high quality.\nFeature:\nSemiconductor fingerprint, 360°arbitrary angle recognition, invisible fingerprint, unlocking smooth, comfortable and convenient, experience for smart new life.\nMechanical for key, retaining the traditional unlocking method, easy and simple to operate.\nEmergency USB charging interface, when the battery is dead, the external charging treasure can be easily unlocked.\nNormally open mode, durable and stable to use with the high-quality material.\nArtificial intelligence technology, multi-functional design makes your life safe and secure.\nThere are matching keys to open the door. The keys for each set of locks are different. They are all well matched.\nSuitable for home room, apartment, school, office use.\n\nSpecifications:\nItem Type: Intelligent door lock\nMaterial: Metal\nSize: Handle: 153x27mm/6.02x1.06in\nColor: Champagne Gold, Black(Optional)\nApplications: Family, Apartment, School, Office\nQuantity: 1 Set\n\nNote:\nTransition: 1cm=10mm=0.39inch\nPlease allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid.\nDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\n\nPackage Includes:\n1 x Intelligent Door Lock\n1 x Some Accessories\n1 x for Key"]