NB-Iot Intelligent smoke detector
With a built-in high volume buzzer, it can release a sound alarm above 80 dB.
It can send the informantion to "SANJIANG Cloud" based on the NB-IoT module.
With separate CRU controlling, it can identify the smoke and alarm intelligently.
It is an ideal option for residence, coffee shop, leisure and entertainment places.
It adopts 2 pcs of DC3V lithium battery, and can work for 3 years with low power consumption.Read more detail