Features 1??Multiple Unlock Ways: The smart lock supports unlocking by mobile phone, BT, APP, fingerprint, password, mechanical key and card, meeting all your unlocking needs and letting you enjoy a convenient life. 2??Garbled Input: Equipped with garbled input, the anti beep virtual passcode intends to that before and after inputting the right password, input the false password, effectively prevent others from peeping. At the same time, it can generate a time limited password to share with your friends. 3??Comfortable Sound: With simple design and elegant electronic digital touch button tone, the intelligent anti theft lock lets you enjoy a comfortable life. 4??Large Capacity: The number of unlocking times can exceed 300,000, the service life is 300,000, and the fingerprint storage capacity is 120, perfect for interior door, wooden door, room door, apartment door, rental door and office door. 5??Highly Security: The surface of the digital door lock is made of zinc alloy and lock cylinder is made of stainless steel, reliable and sturdy. Specifications Item Type: Smart Lock Material: Zinc Alloy, Stainless Steel, Glass Weight: Approx. 1315g/46.39oz Color: As Shown BT Standard: BT 4.1BLE Fingerprint Storage Capacity: 120 Card Capacity: 200 Card Type: IC Card Password Number: 150 Groups (Including Customized and Permanent) Temporary Password: Unlimited Application: For TTlock Unlock Times: > 300,000 Scanning Time: < 0.5s Error Rate: < 0.001 Percent Operating Temperature: -20 degree centigrade to -70 degree centigrade Working Humidity: 20 percent to 90 percent Service Life: 300,000 Times Applicable Door Thickness: About 35 to 55mm/1.38 to 2.17in Battery: 4 AA Alkaline Battery (Not Included) Suitable: For Indoor Door, Wooden Door, Room Door, Apartment Door, Rental Door and Office Door Package List 1 x Front Lock Plate 1 x Rear Lock Plate 1 x Lock Bolt 1 x Use Manual 8 x Screw 2 x IC Card 2 x Key 5 x Accessory