Hope GSM Control is designed for remote control the power switch by app via the GSM/GPRS network.It’s easy management of Hope’s GSM devices.By this app,you don’t need to type long command by SMS,just click the button to send out the command to socket.It can work as a thermostat by the temperature sensor to switch on/off the equipment according to your settings.It also can connect with different sensors.Notification will be sent when it’s triggered.