Feature: 1. [4 Opening Modes]The smart door lock can be unlocked with 50 sets of fingerprints, unlocked with keys or passwords, or set to normally open mode (usually used indoors). 2. [Fingerprint Design]Fingerprint door lock can unlock your door within 1s. It can accurately identify fingerprints and is safe and reliable. 3. [Easy to Install]Can be installed on both right-handed and left-handed doors, with No wiring and no punching. 4. [Durable]All metal chassis for strength and durability, strengthened springs ensure that the lever stays level over time. 5. [Modern Style]The door lever lockset offers a clean and sleek look that will blend into any door. These door handles complement other door furniture and adds a modern touch to your home or workplace. Specification: Specifications: Color: Silver Material: Zinc Alloy, Copper (Lock Cylinder) Style: Practical Lock margin: 60-70mm / 2.36-2.75inch Applicable door thickness: 35-55mm / 1.37-2.16inch Fingerprint capacity: 50 Groups Open left and right: Yes Battery: 4* triple A batteries (Not Included) Occasion: Bedroom, Bathroom, Kitchen, etc . Package List: 1 * Door Levers Lockset 1 * 2PCS Keys 1 * User Guide 1 * Install Parts