About This Unlock via fingerprint: With Nuki Keypad 2 you can open your Nuki Smart Lock with just one finger. Unlock your front door via fingerprint or by entering a 6-digit-entry code for keyless entry. Easy setup: Mount the Nuki Keypad 2 in minutes. Simply stick it to the wall outside, next to your front door. Dust- and water-resistent, it withstands -4°F to +158°F for year-round durability. Access sharing: Save and manage up to 20 fingerprints and 200 access codes and share them with whoever needs access – your pet sitter, housekeeper, repairman, visitors, friends and family. Battery powered: Keypad 2 is battery powered, meaning you don’t have to connect any wires or cables during installation. The four included AAA batteries last up to 12 months, depending on usage. Highest security: The Keypad 2 uses bank-level encryption, ensuring that the fingerprints and codes you store are safely encrypted and diminishing the risk of hacking and unauthorized access. Overview Brand : NUKI Special Feature : Fingerprint Lock Type : Keypad Item dimensions L x W x H : 4.65 x 1.14 x 0.83 inches Recommended Uses For Product : Families, Home, Short-term rentals