👍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 ...

BEIJING -- China has successfully performed the first in-orbit ignition test in the Mengtian space lab module's combustion cabinet, according to the Technology and Engineering Center for Space ...

Using GSM module, it is a very effective and accurate techniques to transmit useful information. That information contains the parameters such as temperature and humidity of the medium. For sensing ...