Convinient ManagementStill worried about how to manage short-term tenants and rental property management intelligently? KUCACCI Smart Lock is best solution. With TTlock app or TTlock web manager, you can manage all KUCACCI digital door locks in one place conviniently: authorize admin, generate timed/permanent/one-time code, share ekey, view records. Simple, Fast and Efficient! 4-in-1 Smart Locks For Front DoorMultiple unlock ways, choose the one you like: Smartphone app + Passcode + Fob Card+ Physical Key. Support to connect with WiFi gateway for remote control and smart speaker voice control keyless entry door lock with handle.(WiFi Gateway Sold Separately)