I. Introduction
The usage of electricity is increasing in the world day by day since electrical appliances and electronics gadgets are the part of every human life. So, the demand for electrical power is very huge. Also, the effective way of power distribution and effective usage of electrical energy are existing electricity billing system, electricity bill amount is calculated manually by visiting and referring meters in each building, unable to keep track of the electricity usage day wise and unable to control the load usage remotely to save the power. Also, the consumers are facing lot of issues while paying the bills like sometimes they will forget to pay the bill and the electricity connection will get terminated. Also, there is no mechanism to find the devices which one consuming the power. Sometimes they will forget to switch off the devices once their needs over. This leads to increase the unwanted and sometime accidents may happen or device may get damaged. The solution to all of these problems is to monitor the power usage of heavy loads continuously and remotely, which will be held to ensure accurate billing, high demand, minimizing the power wastage and low-cost acquisition. These are all factors that should be considered in designing an efficient energy billing system