A smart lock is a Wi-Fi or Bluetooth-enabled smart home device that allows users to leave their house keys behind and lock and unlock doors with the tap of a finger or a simple voice command. Smart locks even offer remote access, so you can unlock a door to let a guest in while you’re at work.

Smart locks have created a new home security experience with customizable features and functionality designed to give you control over what happens to your home. They go far beyond the capabilities of regular locks.

Many have both Bluetooth and Wi-Fi connectivity, which increases the ability to use features remotely. If a smart lock only had Bluetooth connectivity, you would have connectivity issues if your front door was too far from your smart home hub.

Here are some key features to look for in smart locks: