Attach the Netatmo x Matter Smart Security Sensor to your windows and doors for improved home security. Equipped with a contact sensor and an infrared motion detector, it sends an alert to your smartphone if it detects motion. Moreover, this gadget lets you remotely check the open and closed status of each door and window. Therefore, you get peace of mind when leaving your home unattended without having to drive back to check. Best of all, the Netatmo x Matter Smart Security Sensor lets you interact with other Matter products. So you can turn the heating on or off, power on air conditioning, and more. Overall, never worry about leaving your doors or windows open again when you’re out of the house with this device.