Keep track of how much energy your solar panels and wind turbines are generating and save effortlessly by controlling your consumption with Shelly Pro 3EM Add-on. Connect Shelly Pro Add-On to your appliances and use Shelly Pro 3EM's real-time information on how much energy has been generated and consumed. When you need to save energy, Shelly Pro3EM Add-on can automatically switch off non-essential appliances in your home.