This intelligent GSM Power Socket is a unique product that allows you to intelligently control the power to everyday products using a low cost GSM SIM card. Turn the power supply output of a socket on or off by simply sending an SMS message anywhere, anytime from a mobile phone. Suitable for business or domestic use its ideal for improving security or to control heating or cooling equipment as it can keep an environmental temperature within a pre-set range using the supplied external temperature sensor. It can also send a notification informing a user when power has been cut off to a device as well as featuring a time/date synchronisation feature. Package Contents GSM Power Socket External Temperature Sensor LINDY User Manual