One button emergency button, emergency alarm, safe!
Solution: door and window sensor + human infrared sensor + audible and visual alarm + gateway + intelligent camera
Solution ： smoke alarm + gas leakage sensor + water immersion sensor + gateway
In the era of intelligent perception of the Internet of things, intelligent sensor is one of the key technologies to realize the Internet of things
The Internet of things is mainly composed of four parts: perception layer, network layer, support layer and application layer.
