How often do you lose your keys? Kwikset's newest product to make life easier is here. With the simple touch of your finger with a compatible Smartphone in your pocket, purse or hand, you can easily unlock the deadbolt. If you don't have a Smartphone, the lock can just as easily be operated via the included Key Fob. Product Features: Your Smartphone is now your key Touch to open convenience Share eKeys via your SmartPhone Kevo Fob included for touch to open convenience without a Smartphone Receive notifications, view lock activity history and manage lock & eKeys through Kevo Mobile App SmartKey® deadbolt cylinder for superior security and backup traditional key Easily replace your existing deadbolt: easy to install, no power or internet required Kevo works with Nest to enable greater home control convenience. You will be able to set the Nest Thermostat to Home and Away modes through the Kevo Kevo eKey Technology: Using the Kevo Mobile App, you can easily send an electronic key (eKey) to family, friends, or visitors who have a compatible Smartphone. You can make these keys temporary or permanent to maximize flexibility and security and adding, deleting and disabling eKeys is quick and easy and there's even a lost phone reset should the unthinkable happen. eKey Types: Forever eKeys: Once purchased these are unique keys that never expire and can be setup for either anytime or scheduled use and assigned and reassigned to different individuals at anytime and anywhere for use over an indefinite period of time. In scheduled mode you can even control the days and times that the key will work. Two of these keys are provided out of the box and more can be purchased within the Kevo Mobile App for $1.99 each. Guest eKeys: These free eKeys allow you to give your Guest unrestricted access for a 24 hour period and will then be automatically deleted. If a guest eKey is not used within 24 hours after the eKey has been sent, it will expireKwikset - Kevo