Volibel Fingerprint Door Lock, Biometric Door Lock with Handle, Smart Door Knob with4 unlock ways into one lock, 50 fingerprint unlock, App control, emergency back-up keys. A perfect fingerprint door lock to get keyless entry door lock. The biometric door lock support Tuya App control, easily get fingerprint manage, app check unlocks records, auto lock, passage mode, secure lock, help you create a smarter and much convenient life, guard your family safety. The biometric doorknob extended the classical doorknob design, equipped with fingerprint lock function and modern App control, a very ideal fingerprint doorknob smart lock for bedroom door,office,apartments,Airbnb,hotels. Specifications: Lock Type: Smart lock, Biometric fingerprint door lock, biometric keyless entry door locks with keypads, Keyless doors nob Material: Zinc Alloy Included Components: Lock and Key Unlocking method: fingerprint unlocking,passowed unlocking, Tuya APP, Key unlocking User Capacity:50 Fingerprints Batteries:‎4 AAA ‎Alkaline Batteries Required (Not Included); Style: Fingerprint Door Lock, Biometric Door Lock, Smart Door Knob with Fingerprint, Thumbprint Door Handle; Usage: Bedroom, Home, Office, Closet, Pantry, Apartment. Package Includes: Lock Body*1 key*2 screw*2, Installation manual*1