Respond before burglars enter Your smart door and window sensors inform you before anyone can enter. They are mounted on the doors and windows of your choice and trigger a warning message when they attempt to break in, because they detect vibrations. The sensors also detect when a door or window is suddenly opened. In such a case, you will be warned immediately via your smartphone. This will give you valuable time in an intrusion attempt!Monitor your doors and windows directly via the appAlways keep your house in view by setting the app accordingly. This allows smart door and window sensors to alert you when a door or window is open for too long. You are already on the road and have doubts? Check for open or closed doors and windows on all sensor-equipped doors and windows. Install your sensors without any problemMaximum intelligence and simplicity: This is the motto of Netatmo products. Our sensors are no exception! The one-piece sensors are waterproof and simply attached to a door or