After using OHM Assistant power saver device I could see reduction in my electricity bill in the first month itself. It reduced to approximately 40%. I will recommend every household to have energy monitoring device at home and also in your offices, because we tend to use a lot of power at work place as well and this device helps to reduce the power usage, bills and saves your money as it helps you give information on which appliance has consumed more electricity and you will know how to utilize your consumption