Smart fingerprint door lock, biometric electronic home security lock.

Key Included: Each fingerprint lock comes with 2 mechanical keys that allow users to unlock using traditional methods. No wiring or drilling required.
Reliable: Fingerprint locking, convenient fingerprint setting, safe and reliable. You can use it with confidence. Very suitable for all interior or exterior doors of houses, apartments, or other private rooms.
Widely Used: Fits most American door locks, suitable for left- and right-handed users. Perfect for homes, hotels, schools, and other residences.
Power Supply: The fingerprint lock is powered by 4 AAA batteries (not included) and a USB charging port for emergencies.
Material: Made of zinc alloy, durable and sturdy. Equipped with weather-resistant components that prevent dust and dirt buildup and allow operation in most weather conditions.