[Monitor Energy Consumption]:Keep track of real-time power, current and voltage of your appliances on App.and Measure your appliances power consumption for 100-day daily/monthly energy usage data and total electricity cost. [Works with Alexa & Google Home,IFTTT Supporting]: Link "eWeLink Smart Home" skill. You can directly ask Amazon Echo/Echo Dot/Amazon Tap to turn on/off your SONOFF devices.Link "eWeLink Smart Home" on Google Home app, start to voice control your SONOFF devices on Google Home. [Smart Remote Control Plug]: You can remotely/timely control ON/OFF any connected home appliance via APP eWeLink on your smart phone or tablet. No distance/time limitation. [Set time schedules for the lights and home appliances]: You can set countdown/single/repeat timers to auto-turn on/off the WiFi controlled outlet on App. One tap ON/OFF Energy Saving. [Share control of devices to others]: You can simply share control of your home appliances to others so that they can also turn on/off the devices remotely.