Feature: 1. Advanced Features: This relay switch comes with a power loss function, 4G network remote control, temperature and humidity monitoring, and power outage alarm capabilities.2. Multi Channel Sensor Support: The device provides support for two temperature and humidity sensor ports, making it widely applicable in various environmental conditions. 3. Flexibility in Usage: With four relay channels, the remote controller supports 10A 250VAC or 15A 125VAC output logic. This flexibility in functions ensures that the device can handle a variety of situations efficiently. 4. Convenient Networking: From supporting standard SIM cards to having extensive coverage of 4G and GSM frequencies, this relay switch ensures convenient networking. Seamlessly controlled via a mobile APP or web, it offers user friendly operation. 5. Aluminum Material: The GSM remote control relay switch is made from aluminum material ensuring its stability and durability. Its robust construction means it can stand up to constant use and last for a long time. Specification: Item Type: GSM Remote Control Relay Switch Package List: 1 x Remote Controller
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