4G SMS Alarm Controller Flexible Remote Relay For Home Security Premium

Feature: \n 1. Multi Function Design: The controller is equipped with 4G network, APP WEB humidity and temperature linkage, and SMS power failure alert, meeting diverse needs.\n2. Wide Application: The 4G remote controller can be used as a relay switch with 4 channels, normally open and normally closed, suitable for various occasion and devices.\n3. Flexible and Convenient: The 4G remote switch controller is equipped with standard SIM card and antenna interface, simple operation, easy installation, and use.\n4. Accurate Monitoring: Equipped with 2 temperature and humidity sensor ports, the controller provides a wide detection range and real time accuracy.\n5. Aluminum Material: Made with durable and reliable aluminum material, the 4G 4 channel remote switch controller is sturdy, can be used for a long time. \n\nSpecification: \n\nItem Type: 4G Remote Switch Controller\nMaterial: Aluminum\nWeight: Approx. 432g/15.2oz\nProduct Model: SM4 WLTE EA\nUsage: Relay Switch\nPower Consumption::