Spontaneous electric sensor and door and window monitoring device that generates electricity certainly

The utility model discloses a spontaneous electric sensor and door and window monitoring device that generates electricity certainly, spontaneous electric sensor includes the signal generation module to reach the power module who provides the electric energy for this signal generation module, this power module includes magnet, coil and magnetic conduction spare, and the coil is around establishing on magnetic conduction spare to be connected with the signal generation module, the adjacent setting with magnetic conduction spare of magnet, magnet produces the electric energy when taking place relative motion with magnetic conduction spare, generate sensor signal after the circular telegram of signal generation module. The utility model discloses an electromagnetism power module need not external power supply, environmental protection and energy saving for the sensor power supply, be arranged in door / window monitoring device with this spontaneous electric sensor, need not the periodic replacement battery, made