Smoke alarm has the sensor function of monitoring smoke, can detect more than 70% of fire, once the fire danger, the alarm will issue a high decibel sound or issue disinformation to alert people to find fire, so, smoke alarm is currently used in the world more popular, A large number of fire alarms.
Smoke alarm equipment is divided into independent smoke alarm and commercial smoke alarm system, the particularity of various places determines the type of applicable equipment, in view of the apartment, residential, mobile housing and other family places privacy, independence, generally take independent smoke alarm. The stand-alone smoke alarm is a smoke-sensitive fire detection alarm that can detect smoke generated by a fire and issue an alarm in a timely manner without connecting it to the fire alarm controller.
With the development of science and technology, the construction of "smart home" and "smart city" is gradually on the agenda, more and more wireless smoke alarm products into the "smart home", bringing people comfort, convenience, artistic high degree of experience. More and more wireless fire alarm system to join the "smart city" construction, and the city management platform two-way inspection, real-time positioning of the fire occurred, no matter where the product fire, the city management platform can receive the alarm information the first time, dispatch fire officers and soldiers timely rescue, greatly protect people's lives and property safety.
At present, the home's smart smoke alarm, the use of simple scenes, more use of WiFi, ZigBee, Bluetooth and other short-range wireless communication. But in the commercial sector of buildings, parks, and scenic spots, the smart smoke sense is primarily a wireless smoke sensor based on NB-IoT and LoRa WAN communications technology.
