Fire alarm device

A fire alarm device belongs to the technical field of alarm devices and relates to structural improvement of fire alarm devices. The fire alarm device capable of alarming timely and rapidly comprises a controller, a GSM (global system for mobile communications) module, a wireless receiver, a power supply and a fire sensor, and is structurally characterized in that the controller is respectively connected with the GSM module, the power supply and the fire sensor, and the wireless receiver receives signals transmitted by the GSM module.