This product is an intelligent WIFI door window sensor, designed with ultra-low power consumption technology, composed of a main module and a permanent magnet, used to detect if doors, windows and drawers have been opened or moved illegally. If the main module and the permanent magnet change in position, the main module will send alert messages to the "Smart Life" app through wifi network, to achieve the function of security alarm. It is widely used in smart home, security protection and other fields.
