Features 1、5 In 1 Function: This smart door lock adopts 5 in 1 unlocking mode. There are five ways to unlock the door for fingerprint, password, APP, mechanical key and IC card. 2、Low Power Alarm System: This smart door lock will sound an alarm when the battery is low and supports USB charging for emergency unlocking. 3、Wide Application: This electronic door lock is a great solution for short term rental hosts, rental property management and homeowner residents. Passwords are generated remotely and shared with visitors. It is suitable for front doors, short term rentals, houses, apartments, offices, stores, hotels and more. 4、Advanced 3D Fingerprint: This smart door lock uses fingerprint smart lock access technology to unlock the door in 0.1 seconds. This front door smart lock can store 300 sets of fingerprints to share with your family or friends to experience a more convenient and smarter life. 5、Excellent Aluminum Alloy And ABS Material: This smart door lock is made of excellent aluminum alloy and ABS material, which is very sturdy and durable, while ensuring the beautiful appearance of the door lock. Specification Item Type: Full Automatic Fingerprint Lock Material: ABS, Aluminum Alloy Model: H16 Administrator Fingerprint: 9 Groups Fingerprint or Password or Card Unlocking Number: 300 Groups Fingerprint Collector: Semiconductor Fingerprint Recognition Angle: 360 Degree Power Supply: AA Battery x 4 Required ( Shipped Without Battery ) Package List 2 x Door Lock Assembly 2 x Lock Cylinder Assembly 2 x Key 2 x IC Card 4 x Screw Tube 7 x Screw 1 x Manual