Features 1Unlocking Method: Support APP, password, swipe card, and key, a variety ways of quick unlocking door, very intelligent, save the trouble of carrying keys. 2APP Operation: Only need to connect the device through the mobile APP (for TTLocK) to unlock and lock, easily set the password and unlock, simple and convenient operation. 3Home Protection: Protect your privacy with advanced encryption technology, providing accurate and reliable access control to protect your family and property. 4Multiple Authorization: Supports multiple users, and can authorize passwords, fingerprints, IC cards, etc., to family members, friends, or tenants for easy access and management. 5Beautiful and Durable: Lock handle with spherical design, stylish appearance, suitable for a variety of indoor wooden doors, while durable, can be used for a long time. Specification Item Type:IntelligentLockMaterial: Aluminum alloy + copperOpening Method: (for TTLocK)APP+ password + key + swipe cardPassword Capacity: 30 passwordsRf card Capacity: 200 IC cardsBattery Type: Alkaline batteryBattery Model: AAA.battery(Shippedwithoutbatteries)Battery Number: 3Package List 1 x Lock2 x Key3 x Access Card2 x Accessories1 x Instructions