Smart lock kits you can install yourself usually cost between ... a smart doorbell, and a door sensor. The door connects to an app that will alert you if your door is open and can allow you ...

These systems operate through a dual-sensor setup in which a door sensor activates upon a ... For example, the Brave Sensor has an initial installation cost of approximately $2,000, with a ...

You can install motion sensor lights anywhere, but if you want them to provide security and not simply illuminate your path in the dark, place them high enough to be ...