Control Your Home Appliances from anywhere using a Mobile Phone and a GSM Module
About GSM Module The GSM module that we are going to use here is SIM800L. It is compact and highly efficient as compared to other GSM modules. This type of module is used when you want to work on a cellular network using an Arduino. The SIM800L supports quadband frequencies of 850/900/1800/1900MH. By using this […]