Fire extinguisher included fire defense sensor

PURPOSE: A fire extinguisher including a detecting device for fire prevention is provided to conveniently repair and check of a fire detecting facility by integrating the detecting device, a wireless communications part and a fire extinguisher operation part. CONSTITUTION: A detecting device(140) for fire prevention transmits excess critical value information and a native code of a detection sensor. A power supply part(110) supplies power to a power managing part and the detecting device for the fire prevention. A power managing part(120) manages voltage to operate a fire extinguisher and the detecting device. A wireless communication part(130) communicates between the detecting device and a fire symptom managing part.