1Fast and Efficient: The fingerprint keypad lock features quick recognition with low error rate, able to store up to 50 sets of fingerprints, providing temporary unlock for users with dynamic passwords via mobile phone. 2Battery Powered: The smart door handle knob is operated with 4 AAA batteries, featuring low power consumption and offers an emergency power option. 3User Friendly Design: The keyless entry door knob supports for Voice Assistant, touch keyboard, for Tuya App connection, low voltage alarm and quick unlocking for enhanced user convenience. 4Multiple Unlocking Methods: The door handle lock knob supports various unlocking modes including fingerprint, virtual fixed password, physical key, for Tuya App unlocking, and dynamic passwords offering additional safety measures to your room. 5Versatile Use: The smart keyless door entry lock is ideal for enhancing security of your rooms, suitable for offices, apartments, bedrooms, home and other rooms. 1 x Exterior Lock (With Fingerprint and Keypad) 1 x Interior Lock 2 x Keys 1 x Lock Core 1 x Lock Core Rod 1 x Lock Core Plate 1 x Lock Core Plate Cover 8 x Screws 1 x Screwdriver 1 x Reset Pin 1 x User Manual