Unlock via time sensitive PIN codes or bluetooth keys that you can create and control on our free igloohome app from anywhere in the world. Physical keys are included as well for flexibility. This smart lock works with innovative technology involving encryption and synchronization, and does not require an internet connection. Being able to work offline makes our security products suitable for properties with weak or no WiFi and eliminates the risk of WiFi hacking. Door Thickness: 35mm (1-3/8”) to 60mm (2-3/8”) Unlock via time sensitive PIN codes or Bluetooth keys that you can create and control on our free igloohome app. Physical keys are included as well for flexibility. Remotely Generate Bluetooth-Keys/Access Codes for Single Use/Recurring Visits/Exact Date/Time Without Internet › See more product details