The efergy Submetering Kit allows you to monitor numerous circuits or appliances. Because information is updated rapidly, you can act immediately, allowing you to be more energy efficient and save money on your power bill. The data will be available on the Engage Web Portal. This will be presented in terms of energy units (Watts and kWh). You may use the Android or iPhone app to go about the house, turning on and off appliances to monitor how much energy they use. When you are on vacation, at work, or on the go and want to see how much energy your home is using at that time or in the past, you simply go to the portal. The Web Portal and App include a variety of functions.