Upgraded Fingerprint Sensor: Fingerprint Door Lock is Equipped with Upgraded 360° Fingerprint Reader That the Identification Accuracy is Up to 99% and Recognize Your Fingerprint in 0.2 Second. The Fingerprint Sensor Area is Increased by 35% to Make the Recognition More Accurate and Stable

Multiple Ways to Unlock: Advanced 4-in-1 Keyless Entry Door Lock: Fingerprint ID Anti-peep Code Mechanical Keys Bluetooth Mobile App. You Can Add 50 Fingerprints and 50 Customizable Digit codes. No Longer Need to Fumble for Keys

Secure and Smart: Fingerprint Door Knob is Made of Strong and Durable Zinc Alloy. Support Virtual Code to Prevent Peeping. Battery Power LED Indicator Reminds You to Change the Battery in Time and Status Indicator Shows the Lock Working Status. Simplicity Design with Auto-lock, Silence Mode and Passage Mode Make the Lock to Be More Suitable for Bedroom, Airbnb, and Office

DIY Installation: Fits Most Standard-sized US Doors with Door Thickness Between 1-3/8"(35mm) to2-3/16"(55mm). No Extra Drilling. The Simple Installation Takes Minutes with A Screwdriver(included)

Please Do Check Your Door Size Before Purchase