DISASTER-PREPAREDNESS DEVICE, CONTROL METHOD AND PROGRAM

An object of the present disclosure is to suppress replacement from being forgotten by a user. A disaster protection device (1) is configured to perform alert operation relating to disaster protection. The disaster protection device (1) includes an auxiliary alert unit (XI), an operating unit (3), and a main alert unit (X2). The auxiliary alert unit (X1) is configured to, when the disaster protection device (1) reaches a time for replacement, execute an auxiliary alert relating to the replacement. The operating unit (3) is configured to receive an operation. The main alert unit (X2) is configured to, when the operating unit (3) receives the operation while the auxiliary alert unit (X1) executes the auxiliary alert, execute a main alert relating to the replacement. The auxiliary alert unit (X1) is configured to, when a prescribed condition is satisfied after the main alert is started, execute the auxiliary alert at least one more time.