Patent ID: 7006822

Claim:
A mobile phone set including a mobile phone and a mobile warning apparatus, wherein the mobile warning apparatus transmits a specific electric wave addressed to the mobile phone, and the mobile phone comprises: storage means for storing contact information of a predetermined party including a mail address and a warning message; measuring means for measuring an electric field strength of the transmitted specific electric wave; judging means for judging whether the measured value of the electric field strength is smaller than a threshold value; acquiring means for acquiring position information showing a position of the mobile phone; and notifying means for notifying the predetermined party of the position information when the judging means judges that the measured value of the electric field strength is smaller than the threshold value, wherein the notifying means includes: mail generating means for reading the warning message, and generating first mail for informing the warning message, and second mail for informing the position information acquired by the acquiring means; and mail transmitting means for reading the mail address and transmitting, to the mail address, the first mail and the second mail.