Lock/unlock your door with SmartCode and Z-Wave technologies Provide access to friends with temporary guest codes Motor-driven deadbolt latch allows for true remote locking and unlocking For Use on Exterior Doors Where Keyed Entry and Security is Needed. Replaces any Deadbolt for Keyless Entry Convenience Program up to 30 Custom User Access Codes. Lock Your Door w/ the Touch of a Button Backup Keyway Featuring SmartKey Re-Key Technology Compatible w/ Z Wave Home Automation Systems. Z Wave Certification Numbers: ZC08-13100007; ZC08-10020007; ZC08-11110001