4-in-1 Unlocking Method Fingerprint Key Password Bluetooth: Enjoy the of four options - fingerprint, key, password, and Bluetooth - all in one advanced electronic door lock Smart Graffiti APP Meet The Needs Of A Variety Of Scenarios: The smart graffiti APP allows for customization to meet different scenarios, making this fingerprint door lock for homes, offices, and more The Use Of Semiconductor Fingerprint Recognition Module: Ensure fast and accurate fingerprint recognition with the semiconductor fingerprint module, providing secure access to your door AI Intelligent Learning To Update Fingerprint Information: The AI technology constantly updates fingerprint information for improved accuracy, making this smart door knob more sensitive and secure Virtual Cipher Technology,Which Can Add Garbled Codes Before Or After The Password To Prevent The Password From Being Peeped: Protect your password from prying eyes with virtual cipher technology, adding an extra layer of security to this fingerprint door lock, Weight: 3.086471668 Pounds, Manufacturer: KIXZSAZ