A fire alarm that automatically detects smoke from a fire and notifies you with an alarm sound and voice.
While the mandatory installation is being promoted, unfortunately, malicious door-to-door sales are also rampant. No matter how much they are mandated, fire departments and government offices do not directly sell these devices. Please be careful of vendors who try to force you to purchase these devices.
As a general rule, fire alarms must be installed in bedrooms and stairways.
In Japan, about 70% of people who die in house fires are said to be "late escapees”. This equipment will protect your life. It is very important to install, maintain, and regularly inspect fire alarms in case of an emergency.