Now that smart home devices are more affordable and easier to install than ever before, you might want to expand your home’s roster of devices. It helps that smart home technology can control just about everything in your home . . . except your kids.

With this in mind, we put together a room-by-room guide to smart home automation and recommend the best smart home devices to help you make your life easier, safer, and more energy efficient.

Forgetting your keys is a huge hassle, and that nagging worry about whether or not you locked the door when you left on vacation can ruin an otherwise relaxing trip. A smart door lock, like the August Wi-Fi, not only keeps your home safe—it gives you quick access and lets you rest easy. Learn more in our August smart locks review.

Some smart locks look like regular deadbolt locks but with Bluetooth or Wi-Fi capability. Other locks have touchscreen keypads to give you a high-tech look and the convenience of a backup code. You can set your lock to sense your smartphone so it automatically locks the door when you leave and unlocks it when you get home.