Abstract: A wireless smoke detector including a breaker assembly and a detector assembly. Breaker assembly includes a main signal receiver operatively connected to a main breaker, wherein the signal receiver is configured to receive a signal from the detector assembly by a wireless communication transmitter when the smoke detector detects smoke, thereby the main breaker may interrupt the power supply of the facility. Detector assembly is capable of being wirelessly connected to a plurality of embodiments thereof to guide the user and hearing and/or seeing impaired users to the exit by a predetermined colored light and predetermined audible alarms emitted from each smoke detector installed on the ceiling above the doorways.