One fire watch is arranged to enable the display image for the interior space that a user passes through long-range one house of monitoring shell, is brought by a spy camera, on a mobile phone. One fire watch includes IR (InfraRed) detector, a monitor camera and a mobile phone. When the user for entering fire watch inputs a cellular phone number, fire watch responds user. When going out or a visitor is provided in the firebreak in house, the information of fire watch notice fire or the visitor to mobile phone. The visual angle that user is allowed to adjustment monitor camera by manipulating the quantity panel of mobile phone.
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