Remote Control of Electrical Appliance using Wireless Technology GSM

This paper presents an idea of automatic switching ON/OFF of electrical appliance using GSM (Global System for Mobile Communication). Now a days to lead a healthy, tense less life it is very important that we have clarity in mind about the house. So this paper mainly helps in automating the appliance like fan, light and other house hold appliances from any part of the world using GSM technology. It is designed such that a single SMS code 'on' will switch ON the device and 'off' will switch OFF the device, it also gives the status of the appliance as a feed back. This requires a GSM modem, SIM, micro controller, relay, mobile. The system can be operated from a handset of the individual. Hence it is very comfortable and economical to maintain.