The door/window sensor can monitor the opening/closing of doors, windows, cabinet doors, drawers. When the magnet is separated from the sensor by a certain distance, it can notify the gateway through wireless signals in time to achieve alarm and other intelligent scene linkage.25mm trigger alarm:andnbsp;High sensitivity, abnormal doors and Windows alarm in timeTamper-proof design:andnbsp;Prevent the sensor from beingandnbsp;maliciously removedPaste and use:Easy to install anywhere in the homeLow voltage reminder:andnbsp;Help managers know the equipment beyond the service life in timeSmart scene linkage:andnbsp;Interconnect with other smart homeandnbsp;devices, such as IPC and light bulbs1 year long standby:andnbsp;Reduce the hassle of frequentandnbsp;battery changes