What if you could get an instant SMS alert the moment a fire or smoke is detected at home or office? Through this project ...

The De Rotterdam resulted from separating out multiple uses in a diagram and then bringing them together in a dramatic aggregated form. The ‘Diagrams’ show, however, is a wider cultural history of the ...

👍Support WIFI and GSM dual network(you can use GSM if there is no WIFI, The WIFI only can work with 2.4G, not work with 5G), Different alarm status: away arm, home arm, delay arm and timely arm ...