Avoid getting locked out of the house with ALEKO’s 3-in-1 Keyless Entry Smart Door Lock. Integrated User Flexibility; Open using your fingerprint, electronic keypad, or key | Intuitive LED touchscreen display is highly responsive and backlit for increased visibility. Biometric fingerprint identification technology, paired with a sensitive fingerprint reader, quickly and accurately identifies your fingerprint | Enter at least 50 different fingerprints; Adding and removing fingerprints is easy. Generate timed, permanent, one-time or customized passcode for guests, visitors, housekeepers or employees | Set the auto-lock function to ensure the door gets locked every time; Flexible and safe option for providing children with home access. Ideal for front doors, side doors, back doors, garage entry doors, and more. Handle design fits single latch doors | Zinc Alloy body is durable, and both rain and dust resistant. Installs in minutes with just a screwdriver; No hard wiring needed. Powered by 4 AA batteries; Provides use for up to 8-12 months