**Hive Window or Door Sensor** Enjoy life to the full, knowing that everything’s safe at home with our Hive Window or Door Sensor. - Get notifications if a door or window is opened when you’re away - Attach and set up in seconds - Use with Hive Actions to save on heating and lighting **Enjoy your night out** Check you shut the bedroom window properly on the Hive app. **Know when your kids are home** Our Window or Door Sensor will send you a notification when the front door is opened or closed.