August Smart Lock Pro + Connect
August Smart Lock
August Smart lock allows you to lock your door and keep track of who comes and goes from your smartphone. The device automatically locks your door behind you. Also, you can send guest temporary keys from anywhere instantly from the August app. You can control your lock using your voice, thanks to Alexa, Siri or Google Assistant. It Attaches to your existing deadbolt and installs in about 10 minutes. This product comes with a 1 year warranty.
The August Connect is an almost invisible accessory that will improve your August Smart Lock's user experience. This small device will allow you to Lock and unlock your door, no matter where you are. Also, it will allow you to open the door to your guests, and lock it behind them.
Here's a nice video that will help you to install you August kit: https://www.youtube.com/watch?v=_Dm6l85BbIo