Round Knob Tuya Bluetooth Smart Lock Easy Install Cylindrical Electronic Digital Biometric Fingerprint Lock for Smart Home

SPECIFICATIONSWorking power: 4x AAA battery ( Not included )Ways To Unlock: APP,Remote Control,bluetooth,Mechanical Keys,FINGERPRINTUnlock ways: Fingerprint / Mechanical key (2pcs) / Tuya APP ( Bluetooth )Suitable for Mortise: otherSuitable Door Type: Steel Door,Wooden Door,Stainless Stell Door,otherSpecial Features: Support GatewaySmart home platform: Alexa,Tuya,Google AssistantSingle latch: 60/70mm adjustableProtection Level: No WaterproofPower Supply: Dry BatteryOrigin: Mainland ChinaModel Number: K1Material: aluminium alloyMaterial: Aluminum alloyIncluded Components: Mechanical keys,single latch, accessoriesHandle Direction: Direction ReversibleFit Door Thickness: 35-55mmFinish Type: PolishedFingerprint Capacity: 20 groupsDoorknob Funcition: Biometric,Key & KeypadDoor thickness: 35-55mmDoor open direction: Left or right, reversibleConnectivity: bluetoothColor: Black or SilverBrand Name: AdvancedApp: Tuya Bluetooth