Turn your front door into a smart door with the August Smart Lock Pro + Connect. From your phone, lock and unlock your door from anywhere. Give keyless entry to family and friends, or schedule access for home services without worrying about lost or copied keys. Attaches easily to your existing deadbolt. With our proprietary DoorSense technology, you’ll know your door is completely closed and locked. You can even tell Alexa, Siri or the Google Assistant to control your August Smart Lock.