Enable Homekit Compatibility For Your Yale Assure Lockcontrol Your Yale Assure Lock From Your Iphone, Ipad Or Ipod Touch By Integrating It Into Your Apple Homekit System With The Apple Im1 Homekit Module (Lock Sold Separately). This Simple Add-On Module Plugs Into The Lock In The Same Compartment As The Batteries. By Enabling Homekit Compatibility, It Provides Compatibility With AppleS Home App, Adding Smart, Wireless Capabilities For Your Lock, Such As Locking/Unlocking Via The Home App On Your Ios Device, Commanding The Lock By Talking To Siri, Or Managing The Lock Through Your Apple Tv.Once Paired With Your Home App, Your Homekit-Enabled Lock Gains Additional Features:Lock/Unlock Remotely Via Apple Ios Devices (Iphone, Apple Tv, Etc.)Max. Number Of User Codes Increases From 25 To 250Create Codes, View Access History, And Adjust Settings Via Mobile Apphistory Log Shows When Family/Friends Come And Go In Real Timetrigger Other Homekit-Compatible Devices Upon Valid/Invalid Code Entriesprivacy Mode Locks Out All Users For Enhanced Securityafter Installing The Module Into Your Yale Assure Lock, Configure It From The Free Yale Secure App With Just A Few Simple Steps. You Can Even Create Your Own Custom Scenes To Control Your Home Settings. For Example, You Can Create A Scene To Automatically Turn Off The Lights, Lock Your Doors, Close The Garage Door, And Set The Thermostat To The Desired Temperature In Just One Step.