With the Wemo Insight WiFi Smart Plug, you can monitor energy consumption right from your phone or tablet. This Smart Plug provides real-time reports on how much energy your devices are consuming. Use the Smart Plug to monitor how much a space heater is costing you, or how much energy a particular room consumes. The Wemo Insight Smart Plug uses your existing home WiFi network to provide wireless control of lamps, heaters, fans, and more – with no subscription or hub required.