GSM Remote switch, gsm relay switch, gsm sms remote control, gsm controller,gsm switch controller and GSM control box
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GSM or CDMA remote control switch, it connects to the mobile phone network and like a mobile phone has its own telephone number . The device is activated by calling its phone number or send the SMS control command, it will recognise an authorised telephone number calling it, reject the call without answering and switch on or off the device connected to it.
It's applications include the remote control of central heating, lighting, engine pre-heaters, aviation engine heaters, irrigation systems, water well pumps, pumping stations, cabin heaters, resetting & reboot of remote servers and routers, arming and disarming security systems.
